20168045090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{418511}}^1$

素因数の和:418658

約数の個数: 32

約数和(自身を含む): 37364751360

約数和(自身を除く): 17196706270

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 395, 610, 790, 4819, 9638, 24095, 48190, 418511, 837022, 2092555, 4185110, 25529171, 33062369, 51058342, 66124738, 127645855, 165311845, 255291710, 330623690, 2016804509, 4033609018, 10084022545, 20168045090]

約数ペア:

[(1, 20168045090), (2, 10084022545), (5, 4033609018), (10, 2016804509), (61, 330623690), (79, 255291710), (122, 165311845), (158, 127645855), (305, 66124738), (395, 51058342), (610, 33062369), (790, 25529171), (4819, 4185110), (9638, 2092555), (24095, 837022), (48190, 418511)]