20351877

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 33718272

約数和(自身を除く): 13366395

約数列:

[1, 3, 7, 13, 21, 39, 91, 127, 273, 381, 587, 889, 1651, 1761, 2667, 4109, 4953, 7631, 11557, 12327, 22893, 34671, 53417, 74549, 160251, 223647, 521843, 969137, 1565529, 2907411, 6783959, 20351877]

約数ペア:

[(1, 20351877), (3, 6783959), (7, 2907411), (13, 1565529), (21, 969137), (39, 521843), (91, 223647), (127, 160251), (273, 74549), (381, 53417), (587, 34671), (889, 22893), (1651, 12327), (1761, 11557), (2667, 7631), (4109, 4953)]