20130950378

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{26339}}^1$

素因数の和:27075

約数の個数: 48

約数和(自身を含む): 38375272800

約数和(自身を除く): 18244322422

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 709, 1078, 1418, 4963, 7799, 9926, 15598, 26339, 34741, 52678, 54593, 69482, 109186, 184373, 289729, 368746, 382151, 579458, 764302, 1290611, 2028103, 2581222, 4056206, 14196721, 18674351, 28393442, 37348702, 130720457, 205417861, 261440914, 410835722, 915043199, 1437925027, 1830086398, 2875850054, 10065475189, 20130950378]

約数ペア:

[(1, 20130950378), (2, 10065475189), (7, 2875850054), (11, 1830086398), (14, 1437925027), (22, 915043199), (49, 410835722), (77, 261440914), (98, 205417861), (154, 130720457), (539, 37348702), (709, 28393442), (1078, 18674351), (1418, 14196721), (4963, 4056206), (7799, 2581222), (9926, 2028103), (15598, 1290611), (26339, 764302), (34741, 579458), (52678, 382151), (54593, 368746), (69482, 289729), (109186, 184373)]