18814007518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1\times {\mathrm{8093}}^1$

素因数の和:8712

約数の個数: 32

約数和(自身を含む): 30000896640

約数和(自身を除く): 11186889122

約数列:

[1, 2, 19, 38, 131, 262, 467, 934, 2489, 4978, 8093, 8873, 16186, 17746, 61177, 122354, 153767, 307534, 1060183, 1162363, 2120366, 2324726, 3779431, 7558862, 20143477, 40286954, 71809189, 143618378, 495105461, 990210922, 9407003759, 18814007518]

約数ペア:

[(1, 18814007518), (2, 9407003759), (19, 990210922), (38, 495105461), (131, 143618378), (262, 71809189), (467, 40286954), (934, 20143477), (2489, 7558862), (4978, 3779431), (8093, 2324726), (8873, 2120366), (16186, 1162363), (17746, 1060183), (61177, 307534), (122354, 153767)]