18979718

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{5527}}^1$

素因数の和:5647

約数の個数: 16

約数和(自身を含む): 30448224

約数和(自身を除く): 11468506

約数列:

[1, 2, 17, 34, 101, 202, 1717, 3434, 5527, 11054, 93959, 187918, 558227, 1116454, 9489859, 18979718]

約数ペア:

[(1, 18979718), (2, 9489859), (17, 1116454), (34, 558227), (101, 187918), (202, 93959), (1717, 11054), (3434, 5527)]