2645621872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{9726551}}^1$

素因数の和:9726576

約数の個数: 20

約数和(自身を含む): 5427416016

約数和(自身を除く): 2781794144

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 9726551, 19453102, 38906204, 77812408, 155624816, 165351367, 330702734, 661405468, 1322810936, 2645621872]

約数ペア:

[(1, 2645621872), (2, 1322810936), (4, 661405468), (8, 330702734), (16, 165351367), (17, 155624816), (34, 77812408), (68, 38906204), (136, 19453102), (272, 9726551)]