20091780071

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1\times {\mathrm{4211}}^1$

素因数の和:4895

約数の個数: 32

約数和(自身を含む): 23739505920

約数和(自身を除く): 3647725849

約数列:

[1, 11, 19, 37, 209, 407, 617, 703, 4211, 6787, 7733, 11723, 22829, 46321, 80009, 128953, 155807, 251119, 433751, 880099, 1713877, 2598187, 2960333, 4771261, 28580057, 32563663, 49365553, 96132919, 543021083, 1057462109, 1826525461, 20091780071]

約数ペア:

[(1, 20091780071), (11, 1826525461), (19, 1057462109), (37, 543021083), (209, 96132919), (407, 49365553), (617, 32563663), (703, 28580057), (4211, 4771261), (6787, 2960333), (7733, 2598187), (11723, 1713877), (22829, 880099), (46321, 433751), (80009, 251119), (128953, 155807)]