20213205896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{51431}}^1\times {\mathrm{3779}}^1$

素因数の和:55229

約数の個数: 32

約数和(自身を含む): 40826721600

約数和(自身を除く): 20613515704

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 3779, 7558, 15116, 30232, 49127, 51431, 98254, 102862, 196508, 205724, 393016, 411448, 668603, 1337206, 2674412, 5348824, 194357749, 388715498, 777430996, 1554861992, 2526650737, 5053301474, 10106602948, 20213205896]

約数ペア:

[(1, 20213205896), (2, 10106602948), (4, 5053301474), (8, 2526650737), (13, 1554861992), (26, 777430996), (52, 388715498), (104, 194357749), (3779, 5348824), (7558, 2674412), (15116, 1337206), (30232, 668603), (49127, 411448), (51431, 393016), (98254, 205724), (102862, 196508)]