18828742

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{619}}^1$

素因数の和:915

約数の個数: 16

約数和(自身を含む): 28837440

約数和(自身を除く): 10008698

約数列:

[1, 2, 67, 134, 227, 454, 619, 1238, 15209, 30418, 41473, 82946, 140513, 281026, 9414371, 18828742]

約数ペア:

[(1, 18828742), (2, 9414371), (67, 281026), (134, 140513), (227, 82946), (454, 41473), (619, 30418), (1238, 15209)]