19168980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{319483}}^1$

素因数の和:319495

約数の個数: 24

約数和(自身を含む): 53673312

約数和(自身を除く): 34504332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 319483, 638966, 958449, 1277932, 1597415, 1916898, 3194830, 3833796, 4792245, 6389660, 9584490, 19168980]

約数ペア:

[(1, 19168980), (2, 9584490), (3, 6389660), (4, 4792245), (5, 3833796), (6, 3194830), (10, 1916898), (12, 1597415), (15, 1277932), (20, 958449), (30, 638966), (60, 319483)]