18946570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 16823030

約数列:

[1, 2, 5, 10, 29, 58, 79, 145, 158, 290, 395, 790, 827, 1654, 2291, 4135, 4582, 8270, 11455, 22910, 23983, 47966, 65333, 119915, 130666, 239830, 326665, 653330, 1894657, 3789314, 9473285, 18946570]

約数ペア:

[(1, 18946570), (2, 9473285), (5, 3789314), (10, 1894657), (29, 653330), (58, 326665), (79, 239830), (145, 130666), (158, 119915), (290, 65333), (395, 47966), (790, 23983), (827, 22910), (1654, 11455), (2291, 8270), (4135, 4582)]