20121856292

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{15137}}^1\times {\mathrm{17491}}^1$

素因数の和:32651

約数の個数: 24

約数和(自身を含む): 37071145440

約数和(自身を除く): 16949289148

約数列:

[1, 2, 4, 19, 38, 76, 15137, 17491, 30274, 34982, 60548, 69964, 287603, 332329, 575206, 664658, 1150412, 1329316, 264761267, 529522534, 1059045068, 5030464073, 10060928146, 20121856292]

約数ペア:

[(1, 20121856292), (2, 10060928146), (4, 5030464073), (19, 1059045068), (38, 529522534), (76, 264761267), (15137, 1329316), (17491, 1150412), (30274, 664658), (34982, 575206), (60548, 332329), (69964, 287603)]