2580821572

素因数分解:

$2^2\times 7^2\times {\mathrm{13167457}}^1$

素因数の和:13167475

約数の個数: 18

約数和(自身を含む): 5253815742

約数和(自身を除く): 2672994170

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 13167457, 26334914, 52669828, 92172199, 184344398, 368688796, 645205393, 1290410786, 2580821572]

約数ペア:

[(1, 2580821572), (2, 1290410786), (4, 645205393), (7, 368688796), (14, 184344398), (28, 92172199), (49, 52669828), (98, 26334914), (196, 13167457)]