20185581664

素因数分解:

$2^5\times {\mathrm{709}}^1\times {\mathrm{889703}}^1$

素因数の和:890422

約数の個数: 24

約数和(自身を含む): 39796459920

約数和(自身を除く): 19610878256

約数列:

[1, 2, 4, 8, 16, 32, 709, 1418, 2836, 5672, 11344, 22688, 889703, 1779406, 3558812, 7117624, 14235248, 28470496, 630799427, 1261598854, 2523197708, 5046395416, 10092790832, 20185581664]

約数ペア:

[(1, 20185581664), (2, 10092790832), (4, 5046395416), (8, 2523197708), (16, 1261598854), (32, 630799427), (709, 28470496), (1418, 14235248), (2836, 7117624), (5672, 3558812), (11344, 1779406), (22688, 889703)]