20451857886

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{8807863}}^1$

素因数の和:8807917

約数の個数: 32

約数和(自身を含む): 46505521920

約数和(自身を除く): 26053664034

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 8807863, 17615726, 26423589, 52847178, 79270767, 158541534, 237812301, 378738109, 475624602, 757476218, 1136214327, 2272428654, 3408642981, 6817285962, 10225928943, 20451857886]

約数ペア:

[(1, 20451857886), (2, 10225928943), (3, 6817285962), (6, 3408642981), (9, 2272428654), (18, 1136214327), (27, 757476218), (43, 475624602), (54, 378738109), (86, 237812301), (129, 158541534), (258, 79270767), (387, 52847178), (774, 26423589), (1161, 17615726), (2322, 8807863)]