18917498

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7043}}^1$

素因数の和:7141

約数の個数: 16

約数和(自身を含む): 30430080

約数和(自身を除く): 11512582

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 7043, 14086, 119731, 239462, 556397, 1112794, 9458749, 18917498]

約数ペア:

[(1, 18917498), (2, 9458749), (17, 1112794), (34, 556397), (79, 239462), (158, 119731), (1343, 14086), (2686, 7043)]