208055028

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{42391}}^1$

素因数の和:42807

約数の個数: 24

約数和(自身を含む): 486660160

約数和(自身を除く): 278605132

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4908, 42391, 84782, 127173, 169564, 254346, 508692, 17337919, 34675838, 52013757, 69351676, 104027514, 208055028]

約数ペア:

[(1, 208055028), (2, 104027514), (3, 69351676), (4, 52013757), (6, 34675838), (12, 17337919), (409, 508692), (818, 254346), (1227, 169564), (1636, 127173), (2454, 84782), (4908, 42391)]