20171921042

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{733}}^1\times {\mathrm{21601}}^1$

素因数の和:22363

約数の個数: 48

約数和(自身を含む): 37958947992

約数和(自身を除く): 17787026950

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 733, 1274, 1466, 5131, 9529, 10262, 19058, 21601, 35917, 43202, 66703, 71834, 133406, 151207, 280813, 302414, 466921, 561626, 933842, 1058449, 1965691, 2116898, 3931382, 13759837, 15833533, 27519674, 31667066, 110834731, 205835929, 221669462, 411671858, 775843117, 1440851503, 1551686234, 2881703006, 10085960521, 20171921042]

約数ペア:

[(1, 20171921042), (2, 10085960521), (7, 2881703006), (13, 1551686234), (14, 1440851503), (26, 775843117), (49, 411671858), (91, 221669462), (98, 205835929), (182, 110834731), (637, 31667066), (733, 27519674), (1274, 15833533), (1466, 13759837), (5131, 3931382), (9529, 2116898), (10262, 1965691), (19058, 1058449), (21601, 933842), (35917, 561626), (43202, 466921), (66703, 302414), (71834, 280813), (133406, 151207)]