19388252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7933}}^1$

素因数の和:7997

約数の個数: 24

約数和(自身を含む): 37321536

約数和(自身を除く): 17933284

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 7933, 15866, 31732, 103129, 206258, 372851, 412516, 745702, 1491404, 4847063, 9694126, 19388252]

約数ペア:

[(1, 19388252), (2, 9694126), (4, 4847063), (13, 1491404), (26, 745702), (47, 412516), (52, 372851), (94, 206258), (188, 103129), (611, 31732), (1222, 15866), (2444, 7933)]