20151604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3343}}^1$

素因数の和:3495

約数の個数: 24

約数和(自身を含む): 38763648

約数和(自身を除く): 18612044

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 3343, 6028, 6686, 13372, 36773, 73546, 147092, 457991, 915982, 1831964, 5037901, 10075802, 20151604]

約数ペア:

[(1, 20151604), (2, 10075802), (4, 5037901), (11, 1831964), (22, 915982), (44, 457991), (137, 147092), (274, 73546), (548, 36773), (1507, 13372), (3014, 6686), (3343, 6028)]