19102792

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 36691200

約数和(自身を除く): 17588408

約数列:

[1, 2, 4, 8, 97, 103, 194, 206, 239, 388, 412, 478, 776, 824, 956, 1912, 9991, 19982, 23183, 24617, 39964, 46366, 49234, 79928, 92732, 98468, 185464, 196936, 2387849, 4775698, 9551396, 19102792]

約数ペア:

[(1, 19102792), (2, 9551396), (4, 4775698), (8, 2387849), (97, 196936), (103, 185464), (194, 98468), (206, 92732), (239, 79928), (388, 49234), (412, 46366), (478, 39964), (776, 24617), (824, 23183), (956, 19982), (1912, 9991)]