20173031428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{389531}}^1$

素因数の和:389664

約数の個数: 36

約数和(自身を含む): 39166663536

約数和(自身を除く): 18993632108

約数列:

[1, 2, 4, 11, 22, 44, 107, 121, 214, 242, 428, 484, 1177, 2354, 4708, 12947, 25894, 51788, 389531, 779062, 1558124, 4284841, 8569682, 17139364, 41679817, 47133251, 83359634, 94266502, 166719268, 188533004, 458477987, 916955974, 1833911948, 5043257857, 10086515714, 20173031428]

約数ペア:

[(1, 20173031428), (2, 10086515714), (4, 5043257857), (11, 1833911948), (22, 916955974), (44, 458477987), (107, 188533004), (121, 166719268), (214, 94266502), (242, 83359634), (428, 47133251), (484, 41679817), (1177, 17139364), (2354, 8569682), (4708, 4284841), (12947, 1558124), (25894, 779062), (51788, 389531)]