40412518

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20431}}^1$

素因数の和:20499

約数の個数: 16

約数和(自身を含む): 64728576

約数和(自身を除く): 24316058

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 20431, 40862, 469913, 878533, 939826, 1757066, 20206259, 40412518]

約数ペア:

[(1, 40412518), (2, 20206259), (23, 1757066), (43, 939826), (46, 878533), (86, 469913), (989, 40862), (1978, 20431)]