18031425921

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{5623}}^1\times {\mathrm{20959}}^1$

素因数の和:26605

約数の個数: 24

約数和(自身を含む): 27583695360

約数和(自身を除く): 9552269439

約数列:

[1, 3, 9, 17, 51, 153, 5623, 16869, 20959, 50607, 62877, 95591, 188631, 286773, 356303, 860319, 1068909, 3206727, 117852457, 353557371, 1060672113, 2003491769, 6010475307, 18031425921]

約数ペア:

[(1, 18031425921), (3, 6010475307), (9, 2003491769), (17, 1060672113), (51, 353557371), (153, 117852457), (5623, 3206727), (16869, 1068909), (20959, 860319), (50607, 356303), (62877, 286773), (95591, 188631)]