20560926

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 25161954

約数列:

[1, 2, 3, 6, 19, 38, 41, 53, 57, 82, 83, 106, 114, 123, 159, 166, 246, 249, 318, 498, 779, 1007, 1558, 1577, 2014, 2173, 2337, 3021, 3154, 3403, 4346, 4399, 4674, 4731, 6042, 6519, 6806, 8798, 9462, 10209, 13038, 13197, 20418, 26394, 41287, 64657, 82574, 83581, 123861, 129314, 167162, 180359, 193971, 247722, 250743, 360718, 387942, 501486, 541077, 1082154, 3426821, 6853642, 10280463, 20560926]

約数ペア:

[(1, 20560926), (2, 10280463), (3, 6853642), (6, 3426821), (19, 1082154), (38, 541077), (41, 501486), (53, 387942), (57, 360718), (82, 250743), (83, 247722), (106, 193971), (114, 180359), (123, 167162), (159, 129314), (166, 123861), (246, 83581), (249, 82574), (318, 64657), (498, 41287), (779, 26394), (1007, 20418), (1558, 13197), (1577, 13038), (2014, 10209), (2173, 9462), (2337, 8798), (3021, 6806), (3154, 6519), (3403, 6042), (4346, 4731), (4399, 4674)]