20117631457

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{971}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 25776600192

約数和(自身を除く): 5658968735

約数列:

[1, 7, 11, 61, 77, 121, 401, 427, 671, 847, 971, 2807, 4411, 4697, 6797, 7381, 10681, 24461, 30877, 48521, 51667, 59231, 74767, 117491, 171227, 269071, 339647, 389371, 414617, 651541, 822437, 1883497, 2725597, 2959781, 4283081, 4560787, 7166951, 20718467, 23751631, 29981567, 47113891, 50168657, 166261417, 261267941, 329797237, 1828875587, 2873947351, 20117631457]

約数ペア:

[(1, 20117631457), (7, 2873947351), (11, 1828875587), (61, 329797237), (77, 261267941), (121, 166261417), (401, 50168657), (427, 47113891), (671, 29981567), (847, 23751631), (971, 20718467), (2807, 7166951), (4411, 4560787), (4697, 4283081), (6797, 2959781), (7381, 2725597), (10681, 1883497), (24461, 822437), (30877, 651541), (48521, 414617), (51667, 389371), (59231, 339647), (74767, 269071), (117491, 171227)]