18958764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^3\times {\mathrm{1187}}^1$

素因数の和:1227

約数の個数: 48

約数和(自身を含む): 48698496

約数和(自身を除く): 29739732

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1187, 1331, 1452, 2374, 2662, 3561, 3993, 4748, 5324, 7122, 7986, 13057, 14244, 15972, 26114, 39171, 52228, 78342, 143627, 156684, 287254, 430881, 574508, 861762, 1579897, 1723524, 3159794, 4739691, 6319588, 9479382, 18958764]

約数ペア:

[(1, 18958764), (2, 9479382), (3, 6319588), (4, 4739691), (6, 3159794), (11, 1723524), (12, 1579897), (22, 861762), (33, 574508), (44, 430881), (66, 287254), (121, 156684), (132, 143627), (242, 78342), (363, 52228), (484, 39171), (726, 26114), (1187, 15972), (1331, 14244), (1452, 13057), (2374, 7986), (2662, 7122), (3561, 5324), (3993, 4748)]