19615389

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{4243}}^1$

素因数の和:4336

約数の個数: 16

約数和(自身を含む): 27704832

約数和(自身を除く): 8089443

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4243, 4623, 12729, 97589, 284281, 292767, 852843, 6538463, 19615389]

約数ペア:

[(1, 19615389), (3, 6538463), (23, 852843), (67, 292767), (69, 284281), (201, 97589), (1541, 12729), (4243, 4623)]