1888394435

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{90289}}^1$

素因数の和:90430

約数の個数: 16

約数和(自身を含む): 2340316800

約数和(自身を除く): 451922365

約数列:

[1, 5, 47, 89, 235, 445, 4183, 20915, 90289, 451445, 4243583, 8035721, 21217915, 40178605, 377678887, 1888394435]

約数ペア:

[(1, 1888394435), (5, 377678887), (47, 40178605), (89, 21217915), (235, 8035721), (445, 4243583), (4183, 451445), (20915, 90289)]