2008654893

素因数分解:

$3^2\times 7^2\times {\mathrm{4554773}}^1$

素因数の和:4554793

約数の個数: 18

約数和(自身を含む): 3375087534

約数和(自身を除く): 1366432641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4554773, 13664319, 31883411, 40992957, 95650233, 223183877, 286950699, 669551631, 2008654893]

約数ペア:

[(1, 2008654893), (3, 669551631), (7, 286950699), (9, 223183877), (21, 95650233), (49, 40992957), (63, 31883411), (147, 13664319), (441, 4554773)]