18930276

素因数分解:

$2^2\times 3^2\times {\mathrm{443}}^1\times {\mathrm{1187}}^1$

素因数の和:1640

約数の個数: 36

約数和(自身を含む): 47999952

約数和(自身を除く): 29069676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 443, 886, 1187, 1329, 1772, 2374, 2658, 3561, 3987, 4748, 5316, 7122, 7974, 10683, 14244, 15948, 21366, 42732, 525841, 1051682, 1577523, 2103364, 3155046, 4732569, 6310092, 9465138, 18930276]

約数ペア:

[(1, 18930276), (2, 9465138), (3, 6310092), (4, 4732569), (6, 3155046), (9, 2103364), (12, 1577523), (18, 1051682), (36, 525841), (443, 42732), (886, 21366), (1187, 15948), (1329, 14244), (1772, 10683), (2374, 7974), (2658, 7122), (3561, 5316), (3987, 4748)]