19422670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2657}}^1$

素因数の和:2724

約数の個数: 32

約数和(自身を含む): 37892448

約数和(自身を除く): 18469778

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 2657, 3655, 5314, 7310, 13285, 26570, 45169, 90338, 114251, 225845, 228502, 451690, 571255, 1142510, 1942267, 3884534, 9711335, 19422670]

約数ペア:

[(1, 19422670), (2, 9711335), (5, 3884534), (10, 1942267), (17, 1142510), (34, 571255), (43, 451690), (85, 228502), (86, 225845), (170, 114251), (215, 90338), (430, 45169), (731, 26570), (1462, 13285), (2657, 7310), (3655, 5314)]