19874596

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3271}}^1$

素因数の和:3320

約数の個数: 36

約数和(自身を含む): 41776896

約数和(自身を除く): 21902300

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 3271, 6076, 6542, 13084, 22897, 45794, 91588, 101401, 160279, 202802, 320558, 405604, 641116, 709807, 1419614, 2839228, 4968649, 9937298, 19874596]

約数ペア:

[(1, 19874596), (2, 9937298), (4, 4968649), (7, 2839228), (14, 1419614), (28, 709807), (31, 641116), (49, 405604), (62, 320558), (98, 202802), (124, 160279), (196, 101401), (217, 91588), (434, 45794), (868, 22897), (1519, 13084), (3038, 6542), (3271, 6076)]