18188772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{971}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 48771072

約数和(自身を除く): 30582300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 446, 669, 892, 971, 1338, 1561, 1942, 2676, 2913, 3122, 3884, 4683, 5826, 6244, 6797, 9366, 11652, 13594, 18732, 20391, 27188, 40782, 81564, 216533, 433066, 649599, 866132, 1299198, 1515731, 2598396, 3031462, 4547193, 6062924, 9094386, 18188772]

約数ペア:

[(1, 18188772), (2, 9094386), (3, 6062924), (4, 4547193), (6, 3031462), (7, 2598396), (12, 1515731), (14, 1299198), (21, 866132), (28, 649599), (42, 433066), (84, 216533), (223, 81564), (446, 40782), (669, 27188), (892, 20391), (971, 18732), (1338, 13594), (1561, 11652), (1942, 9366), (2676, 6797), (2913, 6244), (3122, 5826), (3884, 4683)]