639607608

素因数分解:

$2^3\times 3^2\times {\mathrm{8883439}}^1$

素因数の和:8883451

約数の個数: 24

約数和(自身を含む): 1732270800

約数和(自身を除く): 1092663192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8883439, 17766878, 26650317, 35533756, 53300634, 71067512, 79950951, 106601268, 159901902, 213202536, 319803804, 639607608]

約数ペア:

[(1, 639607608), (2, 319803804), (3, 213202536), (4, 159901902), (6, 106601268), (8, 79950951), (9, 71067512), (12, 53300634), (18, 35533756), (24, 26650317), (36, 17766878), (72, 8883439)]