2019942730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15538021}}^1$

素因数の和:15538041

約数の個数: 16

約数和(自身を含む): 3915581544

約数和(自身を除く): 1895638814

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 15538021, 31076042, 77690105, 155380210, 201994273, 403988546, 1009971365, 2019942730]

約数ペア:

[(1, 2019942730), (2, 1009971365), (5, 403988546), (10, 201994273), (13, 155380210), (26, 77690105), (65, 31076042), (130, 15538021)]