201988556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{655807}}^1$

素因数の和:655829

約数の個数: 24

約数和(自身を含む): 440702976

約数和(自身を除く): 238714420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 655807, 1311614, 2623228, 4590649, 7213877, 9181298, 14427754, 18362596, 28855508, 50497139, 100994278, 201988556]

約数ペア:

[(1, 201988556), (2, 100994278), (4, 50497139), (7, 28855508), (11, 18362596), (14, 14427754), (22, 9181298), (28, 7213877), (44, 4590649), (77, 2623228), (154, 1311614), (308, 655807)]