20463954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28661}}^1$

素因数の和:28690

約数の個数: 32

約数和(自身を含む): 49527936

約数和(自身を除く): 29063982

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28661, 57322, 85983, 171966, 200627, 401254, 487237, 601881, 974474, 1203762, 1461711, 2923422, 3410659, 6821318, 10231977, 20463954]

約数ペア:

[(1, 20463954), (2, 10231977), (3, 6821318), (6, 3410659), (7, 2923422), (14, 1461711), (17, 1203762), (21, 974474), (34, 601881), (42, 487237), (51, 401254), (102, 200627), (119, 171966), (238, 85983), (357, 57322), (714, 28661)]