17990172

素因数分解:

$2^2\times 3^2\times {\mathrm{421}}^1\times {\mathrm{1187}}^1$

素因数の和:1618

約数の個数: 36

約数和(自身を含む): 45621576

約数和(自身を除く): 27631404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 421, 842, 1187, 1263, 1684, 2374, 2526, 3561, 3789, 4748, 5052, 7122, 7578, 10683, 14244, 15156, 21366, 42732, 499727, 999454, 1499181, 1998908, 2998362, 4497543, 5996724, 8995086, 17990172]

約数ペア:

[(1, 17990172), (2, 8995086), (3, 5996724), (4, 4497543), (6, 2998362), (9, 1998908), (12, 1499181), (18, 999454), (36, 499727), (421, 42732), (842, 21366), (1187, 15156), (1263, 14244), (1684, 10683), (2374, 7578), (2526, 7122), (3561, 5052), (3789, 4748)]