1648427728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{29411}}^1$

素因数の和:29563

約数の個数: 40

約数和(自身を含む): 3326144256

約数和(自身を除く): 1677716528

約数列:

[1, 2, 4, 8, 16, 31, 62, 113, 124, 226, 248, 452, 496, 904, 1808, 3503, 7006, 14012, 28024, 29411, 56048, 58822, 117644, 235288, 470576, 911741, 1823482, 3323443, 3646964, 6646886, 7293928, 13293772, 14587856, 26587544, 53175088, 103026733, 206053466, 412106932, 824213864, 1648427728]

約数ペア:

[(1, 1648427728), (2, 824213864), (4, 412106932), (8, 206053466), (16, 103026733), (31, 53175088), (62, 26587544), (113, 14587856), (124, 13293772), (226, 7293928), (248, 6646886), (452, 3646964), (496, 3323443), (904, 1823482), (1808, 911741), (3503, 470576), (7006, 235288), (14012, 117644), (28024, 58822), (29411, 56048)]