20512990394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1\times {\mathrm{598151}}^1$

素因数の和:599485

約数の個数: 16

約数和(自身を含む): 33161546880

約数和(自身を除く): 12648556486

約数列:

[1, 2, 13, 26, 1319, 2638, 17147, 34294, 598151, 1196302, 7775963, 15551926, 788961169, 1577922338, 10256495197, 20512990394]

約数ペア:

[(1, 20512990394), (2, 10256495197), (13, 1577922338), (26, 788961169), (1319, 15551926), (2638, 7775963), (17147, 1196302), (34294, 598151)]