218699998

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{8291}}^1$

素因数の和:8424

約数の個数: 24

約数和(自身を含む): 363935880

約数和(自身を除く): 145235882

約数列:

[1, 2, 11, 22, 109, 121, 218, 242, 1199, 2398, 8291, 13189, 16582, 26378, 91201, 182402, 903719, 1003211, 1807438, 2006422, 9940909, 19881818, 109349999, 218699998]

約数ペア:

[(1, 218699998), (2, 109349999), (11, 19881818), (22, 9940909), (109, 2006422), (121, 1807438), (218, 1003211), (242, 903719), (1199, 182402), (2398, 91201), (8291, 26378), (13189, 16582)]