2018695749

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1\times {\mathrm{1993}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 3108725760

約数和(自身を除く): 1090030011

約数列:

[1, 3, 7, 21, 139, 347, 417, 973, 1041, 1993, 2429, 2919, 5979, 7287, 13951, 41853, 48233, 144699, 277027, 337631, 691571, 831081, 1012893, 1939189, 2074713, 4840997, 5817567, 14522991, 96128369, 288385107, 672898583, 2018695749]

約数ペア:

[(1, 2018695749), (3, 672898583), (7, 288385107), (21, 96128369), (139, 14522991), (347, 5817567), (417, 4840997), (973, 2074713), (1041, 1939189), (1993, 1012893), (2429, 831081), (2919, 691571), (5979, 337631), (7287, 277027), (13951, 144699), (41853, 48233)]