18349251

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 24998400

約数和(自身を除く): 6649149

約数列:

[1, 3, 79, 139, 237, 417, 557, 1671, 10981, 32943, 44003, 77423, 132009, 232269, 6116417, 18349251]

約数ペア:

[(1, 18349251), (3, 6116417), (79, 232269), (139, 132009), (237, 77423), (417, 44003), (557, 32943), (1671, 10981)]