2019417355

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{21391}}^1$

素因数の和:21714

約数の個数: 16

約数和(自身を含む): 2464358400

約数和(自身を除く): 444941045

約数列:

[1, 5, 79, 239, 395, 1195, 18881, 21391, 94405, 106955, 1689889, 5112449, 8449445, 25562245, 403883471, 2019417355]

約数ペア:

[(1, 2019417355), (5, 403883471), (79, 25562245), (239, 8449445), (395, 5112449), (1195, 1689889), (18881, 106955), (21391, 94405)]