1994187816

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{5309}}^1$

素因数の和:5408

約数の個数: 128

約数和(自身を含む): 5811264000

約数和(自身を除く): 3817076184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 47, 54, 72, 74, 94, 108, 111, 141, 148, 188, 216, 222, 282, 296, 333, 376, 423, 444, 564, 666, 846, 888, 999, 1128, 1269, 1332, 1692, 1739, 1998, 2538, 2664, 3384, 3478, 3996, 5076, 5217, 5309, 6956, 7992, 10152, 10434, 10618, 13912, 15651, 15927, 20868, 21236, 31302, 31854, 41736, 42472, 46953, 47781, 62604, 63708, 93906, 95562, 125208, 127416, 143343, 187812, 191124, 196433, 249523, 286686, 375624, 382248, 392866, 499046, 573372, 589299, 748569, 785732, 998092, 1146744, 1178598, 1497138, 1571464, 1767897, 1996184, 2245707, 2357196, 2994276, 3535794, 4491414, 4714392, 5303691, 5988552, 6737121, 7071588, 8982828, 9232351, 10607382, 13474242, 14143176, 17965656, 18464702, 21214764, 26948484, 27697053, 36929404, 42429528, 53896968, 55394106, 73858808, 83091159, 110788212, 166182318, 221576424, 249273477, 332364636, 498546954, 664729272, 997093908, 1994187816]

約数ペア:

[(1, 1994187816), (2, 997093908), (3, 664729272), (4, 498546954), (6, 332364636), (8, 249273477), (9, 221576424), (12, 166182318), (18, 110788212), (24, 83091159), (27, 73858808), (36, 55394106), (37, 53896968), (47, 42429528), (54, 36929404), (72, 27697053), (74, 26948484), (94, 21214764), (108, 18464702), (111, 17965656), (141, 14143176), (148, 13474242), (188, 10607382), (216, 9232351), (222, 8982828), (282, 7071588), (296, 6737121), (333, 5988552), (376, 5303691), (423, 4714392), (444, 4491414), (564, 3535794), (666, 2994276), (846, 2357196), (888, 2245707), (999, 1996184), (1128, 1767897), (1269, 1571464), (1332, 1497138), (1692, 1178598), (1739, 1146744), (1998, 998092), (2538, 785732), (2664, 748569), (3384, 589299), (3478, 573372), (3996, 499046), (5076, 392866), (5217, 382248), (5309, 375624), (6956, 286686), (7992, 249523), (10152, 196433), (10434, 191124), (10618, 187812), (13912, 143343), (15651, 127416), (15927, 125208), (20868, 95562), (21236, 93906), (31302, 63708), (31854, 62604), (41736, 47781), (42472, 46953)]