42991792

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{86677}}^1$

素因数の和:86716

約数の個数: 20

約数和(自身を含む): 85984576

約数和(自身を除く): 42992784

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 86677, 173354, 346708, 693416, 1386832, 2686987, 5373974, 10747948, 21495896, 42991792]

約数ペア:

[(1, 42991792), (2, 21495896), (4, 10747948), (8, 5373974), (16, 2686987), (31, 1386832), (62, 693416), (124, 346708), (248, 173354), (496, 86677)]