20454974202

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{153269}}^1$

素因数の和:153375

約数の個数: 64

約数和(自身を含む): 46348848000

約数和(自身を除く): 25893873798

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 59, 78, 87, 118, 174, 177, 354, 377, 754, 767, 1131, 1534, 1711, 2262, 2301, 3422, 4602, 5133, 10266, 22243, 44486, 66729, 133458, 153269, 306538, 459807, 919614, 1992497, 3984994, 4444801, 5977491, 8889602, 9042871, 11954982, 13334403, 18085742, 26668806, 27128613, 54257226, 57782413, 115564826, 117557323, 173347239, 235114646, 262243259, 346694478, 352671969, 524486518, 705343938, 786729777, 1573459554, 3409162367, 6818324734, 10227487101, 20454974202]

約数ペア:

[(1, 20454974202), (2, 10227487101), (3, 6818324734), (6, 3409162367), (13, 1573459554), (26, 786729777), (29, 705343938), (39, 524486518), (58, 352671969), (59, 346694478), (78, 262243259), (87, 235114646), (118, 173347239), (174, 117557323), (177, 115564826), (354, 57782413), (377, 54257226), (754, 27128613), (767, 26668806), (1131, 18085742), (1534, 13334403), (1711, 11954982), (2262, 9042871), (2301, 8889602), (3422, 5977491), (4602, 4444801), (5133, 3984994), (10266, 1992497), (22243, 919614), (44486, 459807), (66729, 306538), (133458, 153269)]