20161866809

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1\times {\mathrm{1571}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 23914420992

約数和(自身を除く): 3752554183

約数列:

[1, 7, 41, 97, 287, 461, 679, 1571, 3227, 3977, 10997, 18901, 27839, 44717, 64411, 132307, 152387, 313019, 450877, 724231, 1066709, 1833397, 5069617, 6247867, 12833779, 29693471, 43735069, 70250407, 207854297, 491752849, 2880266687, 20161866809]

約数ペア:

[(1, 20161866809), (7, 2880266687), (41, 491752849), (97, 207854297), (287, 70250407), (461, 43735069), (679, 29693471), (1571, 12833779), (3227, 6247867), (3977, 5069617), (10997, 1833397), (18901, 1066709), (27839, 724231), (44717, 450877), (64411, 313019), (132307, 152387)]