20181424

素因数分解:

$2^4\times {\mathrm{47}}^2\times {\mathrm{571}}^1$

素因数の和:673

約数の個数: 30

約数和(自身を含む): 40021124

約数和(自身を除く): 19839700

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 571, 752, 1142, 2209, 2284, 4418, 4568, 8836, 9136, 17672, 26837, 35344, 53674, 107348, 214696, 429392, 1261339, 2522678, 5045356, 10090712, 20181424]

約数ペア:

[(1, 20181424), (2, 10090712), (4, 5045356), (8, 2522678), (16, 1261339), (47, 429392), (94, 214696), (188, 107348), (376, 53674), (571, 35344), (752, 26837), (1142, 17672), (2209, 9136), (2284, 8836), (4418, 4568)]