18821321567

素因数分解:

${\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1231}}^1\times {\mathrm{1579}}^1$

素因数の和:3254

約数の個数: 16

約数和(自身を含む): 19714759680

約数和(自身を除く): 893438113

約数列:

[1, 23, 421, 1231, 1579, 9683, 28313, 36317, 518251, 664759, 1943749, 11919773, 15289457, 44706227, 818318329, 18821321567]

約数ペア:

[(1, 18821321567), (23, 818318329), (421, 44706227), (1231, 15289457), (1579, 11919773), (9683, 1943749), (28313, 664759), (36317, 518251)]