18981362

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5189}}^1$

素因数の和:5281

約数の個数: 16

約数和(自身を含む): 29894400

約数和(自身を除く): 10913038

約数列:

[1, 2, 31, 59, 62, 118, 1829, 3658, 5189, 10378, 160859, 306151, 321718, 612302, 9490681, 18981362]

約数ペア:

[(1, 18981362), (2, 9490681), (31, 612302), (59, 321718), (62, 306151), (118, 160859), (1829, 10378), (3658, 5189)]