19003676840

素因数分解:

$2^3\times 5^1\times {\mathrm{4091}}^1\times {\mathrm{116131}}^1$

素因数の和:120233

約数の個数: 32

約数和(自身を含む): 42769092960

約数和(自身を除く): 23765416120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4091, 8182, 16364, 20455, 32728, 40910, 81820, 116131, 163640, 232262, 464524, 580655, 929048, 1161310, 2322620, 4645240, 475091921, 950183842, 1900367684, 2375459605, 3800735368, 4750919210, 9501838420, 19003676840]

約数ペア:

[(1, 19003676840), (2, 9501838420), (4, 4750919210), (5, 3800735368), (8, 2375459605), (10, 1900367684), (20, 950183842), (40, 475091921), (4091, 4645240), (8182, 2322620), (16364, 1161310), (20455, 929048), (32728, 580655), (40910, 464524), (81820, 232262), (116131, 163640)]