1330981426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{361091}}^1$

素因数の和:361209

約数の個数: 16

約数和(自身を含む): 2123220960

約数和(自身を除く): 792239534

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 361091, 722182, 6860729, 13721458, 35025827, 70051654, 665490713, 1330981426]

約数ペア:

[(1, 1330981426), (2, 665490713), (19, 70051654), (38, 35025827), (97, 13721458), (194, 6860729), (1843, 722182), (3686, 361091)]