20201332390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8123}}^1\times {\mathrm{14629}}^1$

素因数の和:22776

約数の個数: 32

約数和(自身を含む): 38508734880

約数和(自身を除く): 18307402490

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 8123, 14629, 16246, 29258, 40615, 73145, 81230, 138091, 146290, 248693, 276182, 497386, 690455, 1243465, 1380910, 2486930, 118831367, 237662734, 594156835, 1188313670, 2020133239, 4040266478, 10100666195, 20201332390]

約数ペア:

[(1, 20201332390), (2, 10100666195), (5, 4040266478), (10, 2020133239), (17, 1188313670), (34, 594156835), (85, 237662734), (170, 118831367), (8123, 2486930), (14629, 1380910), (16246, 1243465), (29258, 690455), (40615, 497386), (73145, 276182), (81230, 248693), (138091, 146290)]