20388212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17047}}^1$

素因数の和:17087

約数の個数: 24

約数和(自身を含む): 40096896

約数和(自身を除く): 19708684

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 17047, 34094, 68188, 221611, 392081, 443222, 784162, 886444, 1568324, 5097053, 10194106, 20388212]

約数ペア:

[(1, 20388212), (2, 10194106), (4, 5097053), (13, 1568324), (23, 886444), (26, 784162), (46, 443222), (52, 392081), (92, 221611), (299, 68188), (598, 34094), (1196, 17047)]