664683668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{23567}}^1$

素因数の和:24223

約数の個数: 24

約数和(自身を含む): 1270975104

約数和(自身を除く): 606291436

約数列:

[1, 2, 4, 11, 22, 44, 641, 1282, 2564, 7051, 14102, 23567, 28204, 47134, 94268, 259237, 518474, 1036948, 15106447, 30212894, 60425788, 166170917, 332341834, 664683668]

約数ペア:

[(1, 664683668), (2, 332341834), (4, 166170917), (11, 60425788), (22, 30212894), (44, 15106447), (641, 1036948), (1282, 518474), (2564, 259237), (7051, 94268), (14102, 47134), (23567, 28204)]