1998987456

素因数分解:

$2^6\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{5987}}^1$

素因数の和:6086

約数の個数: 112

約数和(自身を含む): 5548432896

約数和(自身を除く): 3549445440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 47, 48, 64, 74, 94, 96, 111, 141, 148, 188, 192, 222, 282, 296, 376, 444, 564, 592, 752, 888, 1128, 1184, 1504, 1739, 1776, 2256, 2368, 3008, 3478, 3552, 4512, 5217, 5987, 6956, 7104, 9024, 10434, 11974, 13912, 17961, 20868, 23948, 27824, 35922, 41736, 47896, 55648, 71844, 83472, 95792, 111296, 143688, 166944, 191584, 221519, 281389, 287376, 333888, 383168, 443038, 562778, 574752, 664557, 844167, 886076, 1125556, 1149504, 1329114, 1688334, 1772152, 2251112, 2658228, 3376668, 3544304, 4502224, 5316456, 6753336, 7088608, 9004448, 10411393, 10632912, 13506672, 14177216, 18008896, 20822786, 21265824, 27013344, 31234179, 41645572, 42531648, 54026688, 62468358, 83291144, 124936716, 166582288, 249873432, 333164576, 499746864, 666329152, 999493728, 1998987456]

約数ペア:

[(1, 1998987456), (2, 999493728), (3, 666329152), (4, 499746864), (6, 333164576), (8, 249873432), (12, 166582288), (16, 124936716), (24, 83291144), (32, 62468358), (37, 54026688), (47, 42531648), (48, 41645572), (64, 31234179), (74, 27013344), (94, 21265824), (96, 20822786), (111, 18008896), (141, 14177216), (148, 13506672), (188, 10632912), (192, 10411393), (222, 9004448), (282, 7088608), (296, 6753336), (376, 5316456), (444, 4502224), (564, 3544304), (592, 3376668), (752, 2658228), (888, 2251112), (1128, 1772152), (1184, 1688334), (1504, 1329114), (1739, 1149504), (1776, 1125556), (2256, 886076), (2368, 844167), (3008, 664557), (3478, 574752), (3552, 562778), (4512, 443038), (5217, 383168), (5987, 333888), (6956, 287376), (7104, 281389), (9024, 221519), (10434, 191584), (11974, 166944), (13912, 143688), (17961, 111296), (20868, 95792), (23948, 83472), (27824, 71844), (35922, 55648), (41736, 47896)]