21968478338

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1575253}}^1$

素因数の和:1575641

約数の個数: 16

約数和(自身を含む): 34781608320

約数和(自身を除く): 12813129982

約数列:

[1, 2, 19, 38, 367, 734, 6973, 13946, 1575253, 3150506, 29929807, 59859614, 578117851, 1156235702, 10984239169, 21968478338]

約数ペア:

[(1, 21968478338), (2, 10984239169), (19, 1156235702), (38, 578117851), (367, 59859614), (734, 29929807), (6973, 3150506), (13946, 1575253)]