18949723206

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{39978319}}^1$

素因数の和:39978403

約数の個数: 16

約数和(自身を含む): 38379187200

約数和(自身を除く): 19429463994

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 39978319, 79956638, 119934957, 239869914, 3158287201, 6316574402, 9474861603, 18949723206]

約数ペア:

[(1, 18949723206), (2, 9474861603), (3, 6316574402), (6, 3158287201), (79, 239869914), (158, 119934957), (237, 79956638), (474, 39978319)]