20190118628

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{511453}}^1$

素因数の和:511667

約数の個数: 24

約数和(自身を含む): 36088194240

約数和(自身を除く): 15898075612

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 556, 9869, 19738, 39476, 511453, 1022906, 2045812, 36313163, 71091967, 72626326, 142183934, 145252652, 284367868, 5047529657, 10095059314, 20190118628]

約数ペア:

[(1, 20190118628), (2, 10095059314), (4, 5047529657), (71, 284367868), (139, 145252652), (142, 142183934), (278, 72626326), (284, 71091967), (556, 36313163), (9869, 2045812), (19738, 1022906), (39476, 511453)]