19481539

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2239}}^1$

素因数の和:2370

約数の個数: 16

約数和(自身を含む): 24514560

約数和(自身を除く): 5033021

約数列:

[1, 7, 11, 77, 113, 791, 1243, 2239, 8701, 15673, 24629, 172403, 253007, 1771049, 2783077, 19481539]

約数ペア:

[(1, 19481539), (7, 2783077), (11, 1771049), (77, 253007), (113, 172403), (791, 24629), (1243, 15673), (2239, 8701)]