18475985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5507}}^1$

素因数の和:5584

約数の個数: 16

約数和(自身を含む): 24587712

約数和(自身を除く): 6111727

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 5507, 27535, 60577, 302885, 335927, 1679635, 3695197, 18475985]

約数ペア:

[(1, 18475985), (5, 3695197), (11, 1679635), (55, 335927), (61, 302885), (305, 60577), (671, 27535), (3355, 5507)]