18813894

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1447}}^1$

素因数の和:1660

約数の個数: 32

約数和(自身を含む): 41285376

約数和(自身を除く): 22471482

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 197, 394, 591, 1182, 1447, 2167, 2894, 4334, 4341, 6501, 8682, 13002, 15917, 31834, 47751, 95502, 285059, 570118, 855177, 1710354, 3135649, 6271298, 9406947, 18813894]

約数ペア:

[(1, 18813894), (2, 9406947), (3, 6271298), (6, 3135649), (11, 1710354), (22, 855177), (33, 570118), (66, 285059), (197, 95502), (394, 47751), (591, 31834), (1182, 15917), (1447, 13002), (2167, 8682), (2894, 6501), (4334, 4341)]