20149555987

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{431311}}^1$

素因数の和:431490

約数の個数: 16

約数和(自身を含む): 22856085504

約数和(自身を除く): 2706529517

約数列:

[1, 11, 31, 137, 341, 1507, 4247, 46717, 431311, 4744421, 13370641, 59089607, 147077051, 649985677, 1831777817, 20149555987]

約数ペア:

[(1, 20149555987), (11, 1831777817), (31, 649985677), (137, 147077051), (341, 59089607), (1507, 13370641), (4247, 4744421), (46717, 431311)]