20306902

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4547}}^1$

素因数の和:4596

約数の個数: 32

約数和(自身を含む): 39294720

約数和(自身を除く): 18987818

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 4547, 9094, 31829, 50017, 63658, 100034, 131863, 263726, 350119, 700238, 923041, 1450493, 1846082, 2900986, 10153451, 20306902]

約数ペア:

[(1, 20306902), (2, 10153451), (7, 2900986), (11, 1846082), (14, 1450493), (22, 923041), (29, 700238), (58, 350119), (77, 263726), (154, 131863), (203, 100034), (319, 63658), (406, 50017), (638, 31829), (2233, 9094), (4466, 4547)]