20659944

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5483}}^1$

素因数の和:5649

約数の個数: 32

約数和(自身を含む): 51988320

約数和(自身を除く): 31328376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5483, 10966, 16449, 21932, 32898, 43864, 65796, 131592, 860831, 1721662, 2582493, 3443324, 5164986, 6886648, 10329972, 20659944]

約数ペア:

[(1, 20659944), (2, 10329972), (3, 6886648), (4, 5164986), (6, 3443324), (8, 2582493), (12, 1721662), (24, 860831), (157, 131592), (314, 65796), (471, 43864), (628, 32898), (942, 21932), (1256, 16449), (1884, 10966), (3768, 5483)]