19351475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5413}}^1$

素因数の和:5447

約数の個数: 24

約数和(自身を含む): 28196112

約数和(自身を除く): 8844637

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 5413, 27065, 59543, 70369, 135325, 297715, 351845, 774059, 1488575, 1759225, 3870295, 19351475]

約数ペア:

[(1, 19351475), (5, 3870295), (11, 1759225), (13, 1488575), (25, 774059), (55, 351845), (65, 297715), (143, 135325), (275, 70369), (325, 59543), (715, 27065), (3575, 5413)]