20023623

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:583

約数の個数: 24

約数和(自身を含む): 29971968

約数和(自身を除く): 9948345

約数列:

[1, 3, 9, 37, 111, 157, 333, 383, 471, 1149, 1413, 3447, 5809, 14171, 17427, 42513, 52281, 60131, 127539, 180393, 541179, 2224847, 6674541, 20023623]

約数ペア:

[(1, 20023623), (3, 6674541), (9, 2224847), (37, 541179), (111, 180393), (157, 127539), (333, 60131), (383, 52281), (471, 42513), (1149, 17427), (1413, 14171), (3447, 5809)]