19206780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320113}}^1$

素因数の和:320125

約数の個数: 24

約数和(自身を含む): 53779152

約数和(自身を除く): 34572372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320113, 640226, 960339, 1280452, 1600565, 1920678, 3201130, 3841356, 4801695, 6402260, 9603390, 19206780]

約数ペア:

[(1, 19206780), (2, 9603390), (3, 6402260), (4, 4801695), (5, 3841356), (6, 3201130), (10, 1920678), (12, 1600565), (15, 1280452), (20, 960339), (30, 640226), (60, 320113)]