20674051775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{3257}}^1\times {\mathrm{19531}}^1$

素因数の和:22811

約数の個数: 24

約数和(自身を含む): 27617701104

約数和(自身を除く): 6943649329

約数列:

[1, 5, 13, 25, 65, 325, 3257, 16285, 19531, 42341, 81425, 97655, 211705, 253903, 488275, 1058525, 1269515, 6347575, 63612467, 318062335, 826962071, 1590311675, 4134810355, 20674051775]

約数ペア:

[(1, 20674051775), (5, 4134810355), (13, 1590311675), (25, 826962071), (65, 318062335), (325, 63612467), (3257, 6347575), (16285, 1269515), (19531, 1058525), (42341, 488275), (81425, 253903), (97655, 211705)]