20651466

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1993}}^1$

素因数の和:2166

約数の個数: 32

約数和(自身を含む): 45367488

約数和(自身を除く): 24716022

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 157, 314, 471, 942, 1727, 1993, 3454, 3986, 5181, 5979, 10362, 11958, 21923, 43846, 65769, 131538, 312901, 625802, 938703, 1877406, 3441911, 6883822, 10325733, 20651466]

約数ペア:

[(1, 20651466), (2, 10325733), (3, 6883822), (6, 3441911), (11, 1877406), (22, 938703), (33, 625802), (66, 312901), (157, 131538), (314, 65769), (471, 43846), (942, 21923), (1727, 11958), (1993, 10362), (3454, 5979), (3986, 5181)]