18517912

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10667}}^1$

素因数の和:10711

約数の個数: 32

約数和(自身を含む): 40965120

約数和(自身を除く): 22447208

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 10667, 21334, 42668, 74669, 85336, 149338, 298676, 330677, 597352, 661354, 1322708, 2314739, 2645416, 4629478, 9258956, 18517912]

約数ペア:

[(1, 18517912), (2, 9258956), (4, 4629478), (7, 2645416), (8, 2314739), (14, 1322708), (28, 661354), (31, 597352), (56, 330677), (62, 298676), (124, 149338), (217, 85336), (248, 74669), (434, 42668), (868, 21334), (1736, 10667)]