18440842

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{8081}}^1$

素因数の和:8253

約数の個数: 16

約数和(自身を含む): 31810752

約数和(自身を除く): 13369910

約数列:

[1, 2, 7, 14, 163, 326, 1141, 2282, 8081, 16162, 56567, 113134, 1317203, 2634406, 9220421, 18440842]

約数ペア:

[(1, 18440842), (2, 9220421), (7, 2634406), (14, 1317203), (163, 113134), (326, 56567), (1141, 16162), (2282, 8081)]