19491471710

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1289}}^1\times {\mathrm{19141}}^1$

素因数の和:20516

約数の個数: 32

約数和(自身を含む): 35558179200

約数和(自身を除く): 16066707490

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 1289, 2578, 6445, 12890, 19141, 38282, 95705, 101831, 191410, 203662, 509155, 1018310, 1512139, 3024278, 7560695, 15121390, 24672749, 49345498, 123363745, 246727490, 1949147171, 3898294342, 9745735855, 19491471710]

約数ペア:

[(1, 19491471710), (2, 9745735855), (5, 3898294342), (10, 1949147171), (79, 246727490), (158, 123363745), (395, 49345498), (790, 24672749), (1289, 15121390), (2578, 7560695), (6445, 3024278), (12890, 1512139), (19141, 1018310), (38282, 509155), (95705, 203662), (101831, 191410)]