81618892

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{2473}}^1$

素因数の和:2737

約数の個数: 24

約数和(自身を含む): 147410816

約数和(自身を除く): 65791924

約数列:

[1, 2, 4, 37, 74, 148, 223, 446, 892, 2473, 4946, 8251, 9892, 16502, 33004, 91501, 183002, 366004, 551479, 1102958, 2205916, 20404723, 40809446, 81618892]

約数ペア:

[(1, 81618892), (2, 40809446), (4, 20404723), (37, 2205916), (74, 1102958), (148, 551479), (223, 366004), (446, 183002), (892, 91501), (2473, 33004), (4946, 16502), (8251, 9892)]