20069530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{587}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 39118464

約数和(自身を除く): 19048934

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 587, 1174, 1315, 2630, 2935, 3419, 5870, 6838, 7631, 15262, 17095, 34190, 38155, 76310, 154381, 308762, 771905, 1543810, 2006953, 4013906, 10034765, 20069530]

約数ペア:

[(1, 20069530), (2, 10034765), (5, 4013906), (10, 2006953), (13, 1543810), (26, 771905), (65, 308762), (130, 154381), (263, 76310), (526, 38155), (587, 34190), (1174, 17095), (1315, 15262), (2630, 7631), (2935, 6838), (3419, 5870)]