18997638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{5431}}^1$

素因数の和:5500

約数の個数: 32

約数和(自身を含む): 42239232

約数和(自身を除く): 23241594

約数列:

[1, 2, 3, 6, 11, 22, 33, 53, 66, 106, 159, 318, 583, 1166, 1749, 3498, 5431, 10862, 16293, 32586, 59741, 119482, 179223, 287843, 358446, 575686, 863529, 1727058, 3166273, 6332546, 9498819, 18997638]

約数ペア:

[(1, 18997638), (2, 9498819), (3, 6332546), (6, 3166273), (11, 1727058), (22, 863529), (33, 575686), (53, 358446), (66, 287843), (106, 179223), (159, 119482), (318, 59741), (583, 32586), (1166, 16293), (1749, 10862), (3498, 5431)]