20375235

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4483}}^1$

素因数の和:4595

約数の個数: 24

約数和(自身を含む): 35674704

約数和(自身を除く): 15299469

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4483, 4545, 13449, 22415, 40347, 67245, 201735, 452783, 1358349, 2263915, 4075047, 6791745, 20375235]

約数ペア:

[(1, 20375235), (3, 6791745), (5, 4075047), (9, 2263915), (15, 1358349), (45, 452783), (101, 201735), (303, 67245), (505, 40347), (909, 22415), (1515, 13449), (4483, 4545)]