20163371917

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{293}}^1\times {\mathrm{1409}}^1$

素因数の和:1762

約数の個数: 36

約数和(自身を含む): 23289271740

約数和(自身を除く): 3125899823

約数列:

[1, 13, 17, 169, 221, 289, 293, 1409, 2873, 3757, 3809, 4981, 18317, 23953, 48841, 49517, 64753, 84677, 238121, 311389, 407201, 412837, 841789, 1100801, 4048057, 5293613, 5366881, 7018229, 14310413, 68816969, 69769453, 91236977, 119309893, 1186080701, 1551028609, 20163371917]

約数ペア:

[(1, 20163371917), (13, 1551028609), (17, 1186080701), (169, 119309893), (221, 91236977), (289, 69769453), (293, 68816969), (1409, 14310413), (2873, 7018229), (3757, 5366881), (3809, 5293613), (4981, 4048057), (18317, 1100801), (23953, 841789), (48841, 412837), (49517, 407201), (64753, 311389), (84677, 238121)]