19945086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{809}}^1$

素因数の和:1408

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 25777794

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 587, 809, 1174, 1618, 1761, 2427, 3522, 4109, 4854, 5663, 8218, 11326, 12327, 16989, 24654, 33978, 474883, 949766, 1424649, 2849298, 3324181, 6648362, 9972543, 19945086]

約数ペア:

[(1, 19945086), (2, 9972543), (3, 6648362), (6, 3324181), (7, 2849298), (14, 1424649), (21, 949766), (42, 474883), (587, 33978), (809, 24654), (1174, 16989), (1618, 12327), (1761, 11326), (2427, 8218), (3522, 5663), (4109, 4854)]