18191234

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{4973}}^1$

素因数の和:5065

約数の個数: 16

約数和(自身を含む): 28650240

約数和(自身を除く): 10459006

約数列:

[1, 2, 31, 59, 62, 118, 1829, 3658, 4973, 9946, 154163, 293407, 308326, 586814, 9095617, 18191234]

約数ペア:

[(1, 18191234), (2, 9095617), (31, 586814), (59, 308326), (62, 293407), (118, 154163), (1829, 9946), (3658, 4973)]