19783452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4373}}^1$

素因数の和:4422

約数の個数: 48

約数和(自身を含む): 51438240

約数和(自身を除く): 31654788

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 348, 377, 754, 1131, 1508, 2262, 4373, 4524, 8746, 13119, 17492, 26238, 52476, 56849, 113698, 126817, 170547, 227396, 253634, 341094, 380451, 507268, 682188, 760902, 1521804, 1648621, 3297242, 4945863, 6594484, 9891726, 19783452]

約数ペア:

[(1, 19783452), (2, 9891726), (3, 6594484), (4, 4945863), (6, 3297242), (12, 1648621), (13, 1521804), (26, 760902), (29, 682188), (39, 507268), (52, 380451), (58, 341094), (78, 253634), (87, 227396), (116, 170547), (156, 126817), (174, 113698), (348, 56849), (377, 52476), (754, 26238), (1131, 17492), (1508, 13119), (2262, 8746), (4373, 4524)]