20180992818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1319}}^1\times {\mathrm{364291}}^1$

素因数の和:365622

約数の個数: 32

約数和(自身を含む): 46163082240

約数和(自身を除く): 25982089422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1319, 2638, 3957, 7914, 9233, 18466, 27699, 55398, 364291, 728582, 1092873, 2185746, 2550037, 5100074, 7650111, 15300222, 480499829, 960999658, 1441499487, 2882998974, 3363498803, 6726997606, 10090496409, 20180992818]

約数ペア:

[(1, 20180992818), (2, 10090496409), (3, 6726997606), (6, 3363498803), (7, 2882998974), (14, 1441499487), (21, 960999658), (42, 480499829), (1319, 15300222), (2638, 7650111), (3957, 5100074), (7914, 2550037), (9233, 2185746), (18466, 1092873), (27699, 728582), (55398, 364291)]