81020764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{3943}}^1$

素因数の和:4425

約数の個数: 24

約数和(自身を含む): 155046528

約数和(自身を除く): 74025764

約数列:

[1, 2, 4, 11, 22, 44, 467, 934, 1868, 3943, 5137, 7886, 10274, 15772, 20548, 43373, 86746, 173492, 1841381, 3682762, 7365524, 20255191, 40510382, 81020764]

約数ペア:

[(1, 81020764), (2, 40510382), (4, 20255191), (11, 7365524), (22, 3682762), (44, 1841381), (467, 173492), (934, 86746), (1868, 43373), (3943, 20548), (5137, 15772), (7886, 10274)]