19881664656

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{5651}}^1$

素因数の和:5989

約数の個数: 160

約数和(自身を含む): 60508412928

約数和(自身を除く): 40626748272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 84, 111, 112, 148, 168, 222, 259, 283, 296, 336, 444, 518, 566, 592, 777, 849, 888, 1036, 1132, 1554, 1698, 1776, 1981, 2072, 2264, 3108, 3396, 3962, 4144, 4528, 5651, 5943, 6216, 6792, 7924, 10471, 11302, 11886, 12432, 13584, 15848, 16953, 20942, 22604, 23772, 31413, 31696, 33906, 39557, 41884, 45208, 47544, 62826, 67812, 73297, 79114, 83768, 90416, 95088, 118671, 125652, 135624, 146594, 158228, 167536, 209087, 219891, 237342, 251304, 271248, 293188, 316456, 418174, 439782, 474684, 502608, 586376, 627261, 632912, 836348, 879564, 949368, 1172752, 1254522, 1463609, 1599233, 1672696, 1759128, 1898736, 2509044, 2927218, 3198466, 3345392, 3518256, 4390827, 4797699, 5018088, 5854436, 6396932, 8781654, 9595398, 10036176, 11194631, 11708872, 12793864, 17563308, 19190796, 22389262, 23417744, 25587728, 33583893, 35126616, 38381592, 44778524, 59171621, 67167786, 70253232, 76763184, 89557048, 118343242, 134335572, 177514863, 179114096, 236686484, 268671144, 355029726, 414201347, 473372968, 537342288, 710059452, 828402694, 946745936, 1242604041, 1420118904, 1656805388, 2485208082, 2840237808, 3313610776, 4970416164, 6627221552, 9940832328, 19881664656]

約数ペア:

[(1, 19881664656), (2, 9940832328), (3, 6627221552), (4, 4970416164), (6, 3313610776), (7, 2840237808), (8, 2485208082), (12, 1656805388), (14, 1420118904), (16, 1242604041), (21, 946745936), (24, 828402694), (28, 710059452), (37, 537342288), (42, 473372968), (48, 414201347), (56, 355029726), (74, 268671144), (84, 236686484), (111, 179114096), (112, 177514863), (148, 134335572), (168, 118343242), (222, 89557048), (259, 76763184), (283, 70253232), (296, 67167786), (336, 59171621), (444, 44778524), (518, 38381592), (566, 35126616), (592, 33583893), (777, 25587728), (849, 23417744), (888, 22389262), (1036, 19190796), (1132, 17563308), (1554, 12793864), (1698, 11708872), (1776, 11194631), (1981, 10036176), (2072, 9595398), (2264, 8781654), (3108, 6396932), (3396, 5854436), (3962, 5018088), (4144, 4797699), (4528, 4390827), (5651, 3518256), (5943, 3345392), (6216, 3198466), (6792, 2927218), (7924, 2509044), (10471, 1898736), (11302, 1759128), (11886, 1672696), (12432, 1599233), (13584, 1463609), (15848, 1254522), (16953, 1172752), (20942, 949368), (22604, 879564), (23772, 836348), (31413, 632912), (31696, 627261), (33906, 586376), (39557, 502608), (41884, 474684), (45208, 439782), (47544, 418174), (62826, 316456), (67812, 293188), (73297, 271248), (79114, 251304), (83768, 237342), (90416, 219891), (95088, 209087), (118671, 167536), (125652, 158228), (135624, 146594)]