1987218

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{977}}^1$

素因数の和:1098

約数の個数: 24

約数和(自身を含む): 4348188

約数和(自身を除く): 2360970

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 678, 977, 1017, 1954, 2034, 2931, 5862, 8793, 17586, 110401, 220802, 331203, 662406, 993609, 1987218]

約数ペア:

[(1, 1987218), (2, 993609), (3, 662406), (6, 331203), (9, 220802), (18, 110401), (113, 17586), (226, 8793), (339, 5862), (678, 2931), (977, 2034), (1017, 1954)]