19000993

素因数分解:

${\mathrm{11}}^2\times {\mathrm{373}}^1\times {\mathrm{421}}^1$

素因数の和:816

約数の個数: 12

約数和(自身を含む): 20991124

約数和(自身を除く): 1990131

約数列:

[1, 11, 121, 373, 421, 4103, 4631, 45133, 50941, 157033, 1727363, 19000993]

約数ペア:

[(1, 19000993), (11, 1727363), (121, 157033), (373, 50941), (421, 45133), (4103, 4631)]