19675640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25889}}^1$

素因数の和:25919

約数の個数: 32

約数和(自身を含む): 46602000

約数和(自身を除く): 26926360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25889, 51778, 103556, 129445, 207112, 258890, 491891, 517780, 983782, 1035560, 1967564, 2459455, 3935128, 4918910, 9837820, 19675640]

約数ペア:

[(1, 19675640), (2, 9837820), (4, 4918910), (5, 3935128), (8, 2459455), (10, 1967564), (19, 1035560), (20, 983782), (38, 517780), (40, 491891), (76, 258890), (95, 207112), (152, 129445), (190, 103556), (380, 51778), (760, 25889)]