20173465978891

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1\times {\mathrm{187651}}^1$

素因数の和:188291

約数の個数: 32

約数和(自身を含む): 21370110003200

約数和(自身を除く): 1196644024309

約数列:

[1, 31, 61, 139, 409, 1891, 4309, 8479, 12679, 24949, 56851, 187651, 262849, 773419, 1762381, 3467911, 5817181, 11446711, 26083489, 76749259, 107505241, 354848041, 808588159, 1591092829, 2379227029, 4681704799, 10668147001, 49323877699, 145132848769, 330712557031, 650756967061, 20173465978891]

約数ペア:

[(1, 20173465978891), (31, 650756967061), (61, 330712557031), (139, 145132848769), (409, 49323877699), (1891, 10668147001), (4309, 4681704799), (8479, 2379227029), (12679, 1591092829), (24949, 808588159), (56851, 354848041), (187651, 107505241), (262849, 76749259), (773419, 26083489), (1762381, 11446711), (3467911, 5817181)]