20731630893

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1\times {\mathrm{3313}}^1$

素因数の和:3809

約数の個数: 32

約数和(自身を含む): 28556605440

約数和(自身を除く): 7824974547

約数列:

[1, 3, 43, 129, 179, 271, 537, 813, 3313, 7697, 9939, 11653, 23091, 34959, 48509, 142459, 145527, 427377, 593027, 897823, 1779081, 2085887, 2693469, 6257661, 25500161, 38606389, 76500483, 115819167, 160710317, 482130951, 6910543631, 20731630893]

約数ペア:

[(1, 20731630893), (3, 6910543631), (43, 482130951), (129, 160710317), (179, 115819167), (271, 76500483), (537, 38606389), (813, 25500161), (3313, 6257661), (7697, 2693469), (9939, 2085887), (11653, 1779081), (23091, 897823), (34959, 593027), (48509, 427377), (142459, 145527)]