20748099841

素因数分解:

$7^4\times {\mathrm{1483}}^1\times {\mathrm{5827}}^1$

素因数の和:7338

約数の個数: 20

約数和(自身を含む): 24225154352

約数和(自身を除く): 3477054511

約数列:

[1, 7, 49, 343, 1483, 2401, 5827, 10381, 40789, 72667, 285523, 508669, 1998661, 3560683, 8641441, 13990627, 60490087, 423430609, 2964014263, 20748099841]

約数ペア:

[(1, 20748099841), (7, 2964014263), (49, 423430609), (343, 60490087), (1483, 13990627), (2401, 8641441), (5827, 3560683), (10381, 1998661), (40789, 508669), (72667, 285523)]