20213099764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{6863}}^1$

素因数の和:7181

約数の個数: 96

約数和(自身を含む): 43912028160

約数和(自身を除く): 23698928396

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 271, 286, 418, 494, 542, 572, 836, 988, 1084, 2717, 2981, 3523, 5149, 5434, 5962, 6863, 7046, 10298, 10868, 11924, 13726, 14092, 20596, 27452, 38753, 56639, 66937, 75493, 77506, 89219, 113278, 130397, 133874, 150986, 155012, 178438, 226556, 260794, 267748, 301972, 356876, 521588, 736307, 981409, 1434367, 1472614, 1695161, 1859873, 1962818, 2868734, 2945228, 3390322, 3719746, 3925636, 5737468, 6780644, 7439492, 18646771, 20458603, 24178349, 35337587, 37293542, 40917206, 48356698, 70675174, 74587084, 81834412, 96713396, 141350348, 265961839, 388713457, 459388631, 531923678, 777426914, 918777262, 1063847356, 1554853828, 1837554524, 5053274941, 10106549882, 20213099764]

約数ペア:

[(1, 20213099764), (2, 10106549882), (4, 5053274941), (11, 1837554524), (13, 1554853828), (19, 1063847356), (22, 918777262), (26, 777426914), (38, 531923678), (44, 459388631), (52, 388713457), (76, 265961839), (143, 141350348), (209, 96713396), (247, 81834412), (271, 74587084), (286, 70675174), (418, 48356698), (494, 40917206), (542, 37293542), (572, 35337587), (836, 24178349), (988, 20458603), (1084, 18646771), (2717, 7439492), (2981, 6780644), (3523, 5737468), (5149, 3925636), (5434, 3719746), (5962, 3390322), (6863, 2945228), (7046, 2868734), (10298, 1962818), (10868, 1859873), (11924, 1695161), (13726, 1472614), (14092, 1434367), (20596, 981409), (27452, 736307), (38753, 521588), (56639, 356876), (66937, 301972), (75493, 267748), (77506, 260794), (89219, 226556), (113278, 178438), (130397, 155012), (133874, 150986)]