20629668

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{90481}}^1$

素因数の和:90507

約数の個数: 24

約数和(自身を含む): 50669920

約数和(自身を除く): 30040252

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 90481, 180962, 271443, 361924, 542886, 1085772, 1719139, 3438278, 5157417, 6876556, 10314834, 20629668]

約数ペア:

[(1, 20629668), (2, 10314834), (3, 6876556), (4, 5157417), (6, 3438278), (12, 1719139), (19, 1085772), (38, 542886), (57, 361924), (76, 271443), (114, 180962), (228, 90481)]