2100025712

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{725147}}^1$

素因数の和:725336

約数の個数: 20

約数和(自身を含む): 4091285016

約数和(自身を除く): 1991259304

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 725147, 1450294, 2900588, 5801176, 11602352, 131251607, 262503214, 525006428, 1050012856, 2100025712]

約数ペア:

[(1, 2100025712), (2, 1050012856), (4, 525006428), (8, 262503214), (16, 131251607), (181, 11602352), (362, 5801176), (724, 2900588), (1448, 1450294), (2896, 725147)]