20104692008

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{269}}^1\times {\mathrm{67211}}^1$

素因数の和:67625

約数の個数: 32

約数和(自身を含む): 38109204000

約数和(自身を除く): 18004511992

約数列:

[1, 2, 4, 8, 139, 269, 278, 538, 556, 1076, 1112, 2152, 37391, 67211, 74782, 134422, 149564, 268844, 299128, 537688, 9342329, 18079759, 18684658, 36159518, 37369316, 72319036, 74738632, 144638072, 2513086501, 5026173002, 10052346004, 20104692008]

約数ペア:

[(1, 20104692008), (2, 10052346004), (4, 5026173002), (8, 2513086501), (139, 144638072), (269, 74738632), (278, 72319036), (538, 37369316), (556, 36159518), (1076, 18684658), (1112, 18079759), (2152, 9342329), (37391, 537688), (67211, 299128), (74782, 268844), (134422, 149564)]