20156472

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13331}}^1$

素因数の和:13353

約数の個数: 64

約数和(自身を含む): 63993600

約数和(自身を除く): 43837128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13331, 26662, 39993, 53324, 79986, 93317, 106648, 119979, 159972, 186634, 239958, 279951, 319944, 359937, 373268, 479916, 559902, 719874, 746536, 839853, 959832, 1119804, 1439748, 1679706, 2239608, 2519559, 2879496, 3359412, 5039118, 6718824, 10078236, 20156472]

約数ペア:

[(1, 20156472), (2, 10078236), (3, 6718824), (4, 5039118), (6, 3359412), (7, 2879496), (8, 2519559), (9, 2239608), (12, 1679706), (14, 1439748), (18, 1119804), (21, 959832), (24, 839853), (27, 746536), (28, 719874), (36, 559902), (42, 479916), (54, 373268), (56, 359937), (63, 319944), (72, 279951), (84, 239958), (108, 186634), (126, 159972), (168, 119979), (189, 106648), (216, 93317), (252, 79986), (378, 53324), (504, 39993), (756, 26662), (1512, 13331)]