19031804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9203}}^1$

素因数の和:9265

約数の個数: 24

約数和(自身を含む): 37110528

約数和(自身を除く): 18078724

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 9203, 18406, 36812, 101233, 202466, 404932, 432541, 865082, 1730164, 4757951, 9515902, 19031804]

約数ペア:

[(1, 19031804), (2, 9515902), (4, 4757951), (11, 1730164), (22, 865082), (44, 432541), (47, 404932), (94, 202466), (188, 101233), (517, 36812), (1034, 18406), (2068, 9203)]