20138448104

素因数分解:

$2^3\times {\mathrm{1013}}^1\times {\mathrm{2485001}}^1$

素因数の和:2486020

約数の個数: 16

約数和(自身を含む): 37796880420

約数和(自身を除く): 17658432316

約数列:

[1, 2, 4, 8, 1013, 2026, 4052, 8104, 2485001, 4970002, 9940004, 19880008, 2517306013, 5034612026, 10069224052, 20138448104]

約数ペア:

[(1, 20138448104), (2, 10069224052), (4, 5034612026), (8, 2517306013), (1013, 19880008), (2026, 9940004), (4052, 4970002), (8104, 2485001)]