18217677

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 25738560

約数和(自身を除く): 7520883

約数列:

[1, 3, 31, 71, 89, 93, 213, 267, 961, 2201, 2759, 2883, 6319, 6603, 8277, 18957, 68231, 85529, 195889, 204693, 256587, 587667, 6072559, 18217677]

約数ペア:

[(1, 18217677), (3, 6072559), (31, 587667), (71, 256587), (89, 204693), (93, 195889), (213, 85529), (267, 68231), (961, 18957), (2201, 8277), (2759, 6603), (2883, 6319)]