18863998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{1063}}^1$

素因数の和:1551

約数の個数: 16

約数和(自身を含む): 29877120

約数和(自身を除く): 11013122

約数列:

[1, 2, 19, 38, 467, 934, 1063, 2126, 8873, 17746, 20197, 40394, 496421, 992842, 9431999, 18863998]

約数ペア:

[(1, 18863998), (2, 9431999), (19, 992842), (38, 496421), (467, 40394), (934, 20197), (1063, 17746), (2126, 8873)]