18520153419

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{36013}}^1$

素因数の和:36207

約数の個数: 32

約数和(自身を含む): 26210124864

約数和(自身を除く): 7689971445

約数列:

[1, 3, 37, 41, 111, 113, 123, 339, 1517, 4181, 4551, 4633, 12543, 13899, 36013, 108039, 171421, 514263, 1332481, 1476533, 3997443, 4069469, 4429599, 12208407, 54631721, 150570353, 163895163, 166848229, 451711059, 500544687, 6173384473, 18520153419]

約数ペア:

[(1, 18520153419), (3, 6173384473), (37, 500544687), (41, 451711059), (111, 166848229), (113, 163895163), (123, 150570353), (339, 54631721), (1517, 12208407), (4181, 4429599), (4551, 4069469), (4633, 3997443), (12543, 1476533), (13899, 1332481), (36013, 514263), (108039, 171421)]