18807638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{691}}^1$

素因数の和:1163

約数の個数: 16

約数和(自身を含む): 29230080

約数和(自身を除く): 10422442

約数列:

[1, 2, 31, 62, 439, 691, 878, 1382, 13609, 21421, 27218, 42842, 303349, 606698, 9403819, 18807638]

約数ペア:

[(1, 18807638), (2, 9403819), (31, 606698), (62, 303349), (439, 42842), (691, 27218), (878, 21421), (1382, 13609)]