20249475841

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{38183}}^1$

素因数の和:38413

約数の個数: 24

約数和(自身を含む): 24028427520

約数和(自身を除く): 3778951679

約数列:

[1, 7, 49, 79, 137, 553, 959, 3871, 6713, 10823, 38183, 75761, 267281, 530327, 1870967, 3016457, 5231071, 21115199, 36617497, 147806393, 256322479, 413254609, 2892782263, 20249475841]

約数ペア:

[(1, 20249475841), (7, 2892782263), (49, 413254609), (79, 256322479), (137, 147806393), (553, 36617497), (959, 21115199), (3871, 5231071), (6713, 3016457), (10823, 1870967), (38183, 530327), (75761, 267281)]