20165007774

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{170887}}^1$

素因数の和:171240

約数の個数: 32

約数和(自身を含む): 41045930496

約数和(自身を除く): 20880922722

約数列:

[1, 2, 3, 6, 71, 142, 213, 277, 426, 554, 831, 1662, 19667, 39334, 59001, 118002, 170887, 341774, 512661, 1025322, 12132977, 24265954, 36398931, 47335699, 72797862, 94671398, 142007097, 284014194, 3360834629, 6721669258, 10082503887, 20165007774]

約数ペア:

[(1, 20165007774), (2, 10082503887), (3, 6721669258), (6, 3360834629), (71, 284014194), (142, 142007097), (213, 94671398), (277, 72797862), (426, 47335699), (554, 36398931), (831, 24265954), (1662, 12132977), (19667, 1025322), (39334, 512661), (59001, 341774), (118002, 170887)]