18386986

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5197}}^1$

素因数の和:5289

約数の個数: 16

約数和(自身を含む): 29004840

約数和(自身を除く): 10617854

約数列:

[1, 2, 29, 58, 61, 122, 1769, 3538, 5197, 10394, 150713, 301426, 317017, 634034, 9193493, 18386986]

約数ペア:

[(1, 18386986), (2, 9193493), (29, 634034), (58, 317017), (61, 301426), (122, 150713), (1769, 10394), (3538, 5197)]