20863786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{811}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 33032160

約数和(自身を除く): 12168374

約数列:

[1, 2, 19, 38, 677, 811, 1354, 1622, 12863, 15409, 25726, 30818, 549047, 1098094, 10431893, 20863786]

約数ペア:

[(1, 20863786), (2, 10431893), (19, 1098094), (38, 549047), (677, 30818), (811, 25726), (1354, 15409), (1622, 12863)]