19331975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3499}}^1$

素因数の和:3539

約数の個数: 24

約数和(自身を含む): 27342000

約数和(自身を除く): 8010025

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 3499, 5525, 17495, 45487, 59483, 87475, 227435, 297415, 773279, 1137175, 1487075, 3866395, 19331975]

約数ペア:

[(1, 19331975), (5, 3866395), (13, 1487075), (17, 1137175), (25, 773279), (65, 297415), (85, 227435), (221, 87475), (325, 59483), (425, 45487), (1105, 17495), (3499, 5525)]