20119876

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{6359}}^1$

素因数の和:6483

約数の個数: 24

約数和(自身を含む): 40602240

約数和(自身を除く): 20482364

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 6359, 12718, 25436, 44513, 89026, 178052, 718567, 1437134, 2874268, 5029969, 10059938, 20119876]

約数ペア:

[(1, 20119876), (2, 10059938), (4, 5029969), (7, 2874268), (14, 1437134), (28, 718567), (113, 178052), (226, 89026), (452, 44513), (791, 25436), (1582, 12718), (3164, 6359)]