20281569266

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1\times {\mathrm{81373}}^1$

素因数の和:82338

約数の個数: 32

約数和(自身を含む): 36637829760

約数和(自身を除く): 16356260494

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 937, 1874, 6559, 13118, 17803, 35606, 81373, 124621, 162746, 249242, 569611, 1139222, 1546087, 3092174, 10822609, 21645218, 76246501, 152493002, 533725507, 1067451014, 1448683519, 2897367038, 10140784633, 20281569266]

約数ペア:

[(1, 20281569266), (2, 10140784633), (7, 2897367038), (14, 1448683519), (19, 1067451014), (38, 533725507), (133, 152493002), (266, 76246501), (937, 21645218), (1874, 10822609), (6559, 3092174), (13118, 1546087), (17803, 1139222), (35606, 569611), (81373, 249242), (124621, 162746)]