20004751

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1129}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 22780800

約数和(自身を除く): 2776049

約数列:

[1, 13, 29, 47, 377, 611, 1129, 1363, 14677, 17719, 32741, 53063, 425633, 689819, 1538827, 20004751]

約数ペア:

[(1, 20004751), (13, 1538827), (29, 689819), (47, 425633), (377, 53063), (611, 32741), (1129, 17719), (1363, 14677)]