20282256

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2309}}^1$

素因数の和:2384

約数の個数: 60

約数和(自身を含む): 57717660

約数和(自身を除く): 37435404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2309, 2928, 4392, 4618, 6927, 8784, 9236, 13854, 18472, 20781, 27708, 36944, 41562, 55416, 83124, 110832, 140849, 166248, 281698, 332496, 422547, 563396, 845094, 1126792, 1267641, 1690188, 2253584, 2535282, 3380376, 5070564, 6760752, 10141128, 20282256]

約数ペア:

[(1, 20282256), (2, 10141128), (3, 6760752), (4, 5070564), (6, 3380376), (8, 2535282), (9, 2253584), (12, 1690188), (16, 1267641), (18, 1126792), (24, 845094), (36, 563396), (48, 422547), (61, 332496), (72, 281698), (122, 166248), (144, 140849), (183, 110832), (244, 83124), (366, 55416), (488, 41562), (549, 36944), (732, 27708), (976, 20781), (1098, 18472), (1464, 13854), (2196, 9236), (2309, 8784), (2928, 6927), (4392, 4618)]