220199812

素因数分解:

$2^2\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{6659}}^1$

素因数の和:7851

約数の個数: 24

約数和(自身を含む): 440838720

約数和(自身を除く): 220638908

約数列:

[1, 2, 4, 7, 14, 28, 1181, 2362, 4724, 6659, 8267, 13318, 16534, 26636, 33068, 46613, 93226, 186452, 7864279, 15728558, 31457116, 55049953, 110099906, 220199812]

約数ペア:

[(1, 220199812), (2, 110099906), (4, 55049953), (7, 31457116), (14, 15728558), (28, 7864279), (1181, 186452), (2362, 93226), (4724, 46613), (6659, 33068), (8267, 26636), (13318, 16534)]