20713735

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 31076352

約数和(自身を除く): 10362617

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 1123, 2635, 3689, 5615, 7861, 18445, 19091, 34813, 39305, 95455, 133637, 174065, 243691, 591821, 668185, 1218455, 2959105, 4142747, 20713735]

約数ペア:

[(1, 20713735), (5, 4142747), (7, 2959105), (17, 1218455), (31, 668185), (35, 591821), (85, 243691), (119, 174065), (155, 133637), (217, 95455), (527, 39305), (595, 34813), (1085, 19091), (1123, 18445), (2635, 7861), (3689, 5615)]