30891918

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{29761}}^1$

素因数の和:29939

約数の個数: 16

約数和(自身を含む): 62143056

約数和(自身を除く): 31251138

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 29761, 59522, 89283, 178566, 5148653, 10297306, 15445959, 30891918]

約数ペア:

[(1, 30891918), (2, 15445959), (3, 10297306), (6, 5148653), (173, 178566), (346, 89283), (519, 59522), (1038, 29761)]