19435910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3181}}^1$

素因数の和:3248

約数の個数: 32

約数和(自身を含む): 38489472

約数和(自身を除く): 19053562

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 3181, 6110, 6362, 15905, 31810, 41353, 82706, 149507, 206765, 299014, 413530, 747535, 1495070, 1943591, 3887182, 9717955, 19435910]

約数ペア:

[(1, 19435910), (2, 9717955), (5, 3887182), (10, 1943591), (13, 1495070), (26, 747535), (47, 413530), (65, 299014), (94, 206765), (130, 149507), (235, 82706), (470, 41353), (611, 31810), (1222, 15905), (3055, 6362), (3181, 6110)]