20681934

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37879}}^1$

素因数の和:37904

約数の個数: 32

約数和(自身を含む): 50910720

約数和(自身を除く): 30228786

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 37879, 75758, 113637, 227274, 265153, 492427, 530306, 795459, 984854, 1477281, 1590918, 2954562, 3446989, 6893978, 10340967, 20681934]

約数ペア:

[(1, 20681934), (2, 10340967), (3, 6893978), (6, 3446989), (7, 2954562), (13, 1590918), (14, 1477281), (21, 984854), (26, 795459), (39, 530306), (42, 492427), (78, 265153), (91, 227274), (182, 113637), (273, 75758), (546, 37879)]