19747924

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6983}}^1$

素因数の和:7095

約数の個数: 24

約数和(自身を含む): 39892608

約数和(自身を除く): 20144684

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 6983, 13966, 27932, 48881, 97762, 195524, 705283, 1410566, 2821132, 4936981, 9873962, 19747924]

約数ペア:

[(1, 19747924), (2, 9873962), (4, 4936981), (7, 2821132), (14, 1410566), (28, 705283), (101, 195524), (202, 97762), (404, 48881), (707, 27932), (1414, 13966), (2828, 6983)]