19104784

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5659}}^1$

素因数の和:5878

約数の個数: 20

約数和(自身を含む): 37197520

約数和(自身を除く): 18092736

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5659, 11318, 22636, 45272, 90544, 1194049, 2388098, 4776196, 9552392, 19104784]

約数ペア:

[(1, 19104784), (2, 9552392), (4, 4776196), (8, 2388098), (16, 1194049), (211, 90544), (422, 45272), (844, 22636), (1688, 11318), (3376, 5659)]