20042864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2377}}^1$

素因数の和:2433

約数の個数: 40

約数和(自身を含む): 42461568

約数和(自身を除く): 22418704

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 2377, 4216, 4754, 8432, 9508, 19016, 38032, 40409, 73687, 80818, 147374, 161636, 294748, 323272, 589496, 646544, 1178992, 1252679, 2505358, 5010716, 10021432, 20042864]

約数ペア:

[(1, 20042864), (2, 10021432), (4, 5010716), (8, 2505358), (16, 1252679), (17, 1178992), (31, 646544), (34, 589496), (62, 323272), (68, 294748), (124, 161636), (136, 147374), (248, 80818), (272, 73687), (496, 40409), (527, 38032), (1054, 19016), (2108, 9508), (2377, 8432), (4216, 4754)]