20176490906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{60869}}^1$

素因数の和:60975

約数の個数: 64

約数和(自身を含む): 38041315200

約数和(自身を除く): 17864824294

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 61, 122, 143, 209, 247, 286, 418, 494, 671, 793, 1159, 1342, 1586, 2318, 2717, 5434, 8723, 12749, 15067, 17446, 25498, 30134, 60869, 121738, 165737, 331474, 669559, 791297, 1156511, 1339118, 1582594, 2313022, 3713009, 7426018, 8704267, 12721621, 15034643, 17408534, 25443242, 30069286, 40843099, 48269117, 70547171, 81686198, 96538234, 141094342, 165381073, 330762146, 530960287, 776018881, 917113223, 1061920574, 1552037762, 1834226446, 10088245453, 20176490906]

約数ペア:

[(1, 20176490906), (2, 10088245453), (11, 1834226446), (13, 1552037762), (19, 1061920574), (22, 917113223), (26, 776018881), (38, 530960287), (61, 330762146), (122, 165381073), (143, 141094342), (209, 96538234), (247, 81686198), (286, 70547171), (418, 48269117), (494, 40843099), (671, 30069286), (793, 25443242), (1159, 17408534), (1342, 15034643), (1586, 12721621), (2318, 8704267), (2717, 7426018), (5434, 3713009), (8723, 2313022), (12749, 1582594), (15067, 1339118), (17446, 1156511), (25498, 791297), (30134, 669559), (60869, 331474), (121738, 165737)]