2019909302

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 3110184000

約数和(自身を除く): 1090274698

約数列:

[1, 2, 101, 109, 199, 202, 218, 398, 461, 922, 11009, 20099, 21691, 22018, 40198, 43382, 46561, 50249, 91739, 93122, 100498, 183478, 2190791, 4381582, 5075149, 9265639, 9999551, 10150298, 18531278, 19999102, 1009954651, 2019909302]

約数ペア:

[(1, 2019909302), (2, 1009954651), (101, 19999102), (109, 18531278), (199, 10150298), (202, 9999551), (218, 9265639), (398, 5075149), (461, 4381582), (922, 2190791), (11009, 183478), (20099, 100498), (21691, 93122), (22018, 91739), (40198, 50249), (43382, 46561)]