19090808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{541}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 39219120

約数和(自身を除く): 20128312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 401, 541, 802, 1082, 1604, 2164, 3208, 4328, 4411, 5951, 8822, 11902, 17644, 23804, 35288, 47608, 216941, 433882, 867764, 1735528, 2386351, 4772702, 9545404, 19090808]

約数ペア:

[(1, 19090808), (2, 9545404), (4, 4772702), (8, 2386351), (11, 1735528), (22, 867764), (44, 433882), (88, 216941), (401, 47608), (541, 35288), (802, 23804), (1082, 17644), (1604, 11902), (2164, 8822), (3208, 5951), (4328, 4411)]