20835490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1931}}^1$

素因数の和:2034

約数の個数: 32

約数和(自身を含む): 40896576

約数和(自身を除く): 20061086

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 1931, 2158, 3862, 5395, 9655, 10790, 19310, 25103, 50206, 125515, 160273, 251030, 320546, 801365, 1602730, 2083549, 4167098, 10417745, 20835490]

約数ペア:

[(1, 20835490), (2, 10417745), (5, 4167098), (10, 2083549), (13, 1602730), (26, 801365), (65, 320546), (83, 251030), (130, 160273), (166, 125515), (415, 50206), (830, 25103), (1079, 19310), (1931, 10790), (2158, 9655), (3862, 5395)]