18086964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1093}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 48521088

約数和(自身を除く): 30434124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 197, 394, 591, 788, 1093, 1182, 1379, 2186, 2364, 2758, 3279, 4137, 4372, 5516, 6558, 7651, 8274, 13116, 15302, 16548, 22953, 30604, 45906, 91812, 215321, 430642, 645963, 861284, 1291926, 1507247, 2583852, 3014494, 4521741, 6028988, 9043482, 18086964]

約数ペア:

[(1, 18086964), (2, 9043482), (3, 6028988), (4, 4521741), (6, 3014494), (7, 2583852), (12, 1507247), (14, 1291926), (21, 861284), (28, 645963), (42, 430642), (84, 215321), (197, 91812), (394, 45906), (591, 30604), (788, 22953), (1093, 16548), (1182, 15302), (1379, 13116), (2186, 8274), (2364, 7651), (2758, 6558), (3279, 5516), (4137, 4372)]