18416638

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:819

約数の個数: 16

約数和(自身を含む): 28152000

約数和(自身を除く): 9735362

約数列:

[1, 2, 79, 158, 229, 458, 509, 1018, 18091, 36182, 40211, 80422, 116561, 233122, 9208319, 18416638]

約数ペア:

[(1, 18416638), (2, 9208319), (79, 233122), (158, 116561), (229, 80422), (458, 40211), (509, 36182), (1018, 18091)]