1998361872

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{4787}}^1$

素因数の和:5037

約数の個数: 120

約数和(自身を含む): 6051112704

約数和(自身を除く): 4052750832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 223, 234, 312, 446, 468, 624, 669, 892, 936, 1338, 1784, 1872, 2007, 2676, 2899, 3568, 4014, 4787, 5352, 5798, 8028, 8697, 9574, 10704, 11596, 14361, 16056, 17394, 19148, 23192, 26091, 28722, 32112, 34788, 38296, 43083, 46384, 52182, 57444, 62231, 69576, 76592, 86166, 104364, 114888, 124462, 139152, 172332, 186693, 208728, 229776, 248924, 344664, 373386, 417456, 497848, 560079, 689328, 746772, 995696, 1067501, 1120158, 1493544, 2135002, 2240316, 2987088, 3202503, 4270004, 4480632, 6405006, 8540008, 8961264, 9607509, 12810012, 13877513, 17080016, 19215018, 25620024, 27755026, 38430036, 41632539, 51240048, 55510052, 76860072, 83265078, 111020104, 124897617, 153720144, 166530156, 222040208, 249795234, 333060312, 499590468, 666120624, 999180936, 1998361872]

約数ペア:

[(1, 1998361872), (2, 999180936), (3, 666120624), (4, 499590468), (6, 333060312), (8, 249795234), (9, 222040208), (12, 166530156), (13, 153720144), (16, 124897617), (18, 111020104), (24, 83265078), (26, 76860072), (36, 55510052), (39, 51240048), (48, 41632539), (52, 38430036), (72, 27755026), (78, 25620024), (104, 19215018), (117, 17080016), (144, 13877513), (156, 12810012), (208, 9607509), (223, 8961264), (234, 8540008), (312, 6405006), (446, 4480632), (468, 4270004), (624, 3202503), (669, 2987088), (892, 2240316), (936, 2135002), (1338, 1493544), (1784, 1120158), (1872, 1067501), (2007, 995696), (2676, 746772), (2899, 689328), (3568, 560079), (4014, 497848), (4787, 417456), (5352, 373386), (5798, 344664), (8028, 248924), (8697, 229776), (9574, 208728), (10704, 186693), (11596, 172332), (14361, 139152), (16056, 124462), (17394, 114888), (19148, 104364), (23192, 86166), (26091, 76592), (28722, 69576), (32112, 62231), (34788, 57444), (38296, 52182), (43083, 46384)]