20216931845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{48809}}^1$

素因数の和:49285

約数の個数: 32

約数和(自身を含む): 28086445440

約数和(自身を除く): 7869513595

約数列:

[1, 5, 11, 17, 55, 85, 187, 443, 935, 2215, 4873, 7531, 24365, 37655, 48809, 82841, 244045, 414205, 536899, 829753, 2684495, 4148765, 9127283, 21622387, 45636415, 108111935, 237846257, 367580579, 1189231285, 1837902895, 4043386369, 20216931845]

約数ペア:

[(1, 20216931845), (5, 4043386369), (11, 1837902895), (17, 1189231285), (55, 367580579), (85, 237846257), (187, 108111935), (443, 45636415), (935, 21622387), (2215, 9127283), (4873, 4148765), (7531, 2684495), (24365, 829753), (37655, 536899), (48809, 414205), (82841, 244045)]