19794490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{967}}^1$

素因数の和:1086

約数の個数: 32

約数和(自身を含む): 37635840

約数和(自身を除く): 17841350

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 967, 1934, 2047, 4094, 4835, 9670, 10235, 20470, 22241, 44482, 86063, 111205, 172126, 222410, 430315, 860630, 1979449, 3958898, 9897245, 19794490]

約数ペア:

[(1, 19794490), (2, 9897245), (5, 3958898), (10, 1979449), (23, 860630), (46, 430315), (89, 222410), (115, 172126), (178, 111205), (230, 86063), (445, 44482), (890, 22241), (967, 20470), (1934, 10235), (2047, 9670), (4094, 4835)]