19097220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{318287}}^1$

素因数の和:318299

約数の個数: 24

約数和(自身を含む): 53472384

約数和(自身を除く): 34375164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 318287, 636574, 954861, 1273148, 1591435, 1909722, 3182870, 3819444, 4774305, 6365740, 9548610, 19097220]

約数ペア:

[(1, 19097220), (2, 9548610), (3, 6365740), (4, 4774305), (5, 3819444), (6, 3182870), (10, 1909722), (12, 1591435), (15, 1273148), (20, 954861), (30, 636574), (60, 318287)]