19950548

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{827}}^1$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 36120672

約数和(自身を除く): 16170124

約数列:

[1, 2, 4, 37, 74, 148, 163, 326, 652, 827, 1654, 3308, 6031, 12062, 24124, 30599, 61198, 122396, 134801, 269602, 539204, 4987637, 9975274, 19950548]

約数ペア:

[(1, 19950548), (2, 9975274), (4, 4987637), (37, 539204), (74, 269602), (148, 134801), (163, 122396), (326, 61198), (652, 30599), (827, 24124), (1654, 12062), (3308, 6031)]