18268276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4447}}^1$

素因数の和:4543

約数の個数: 24

約数和(自身を含む): 34872320

約数和(自身を除く): 16604044

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 4447, 8894, 17788, 57811, 115622, 231244, 351313, 702626, 1405252, 4567069, 9134138, 18268276]

約数ペア:

[(1, 18268276), (2, 9134138), (4, 4567069), (13, 1405252), (26, 702626), (52, 351313), (79, 231244), (158, 115622), (316, 57811), (1027, 17788), (2054, 8894), (4108, 4447)]