20837124

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7517}}^1$

素因数の和:7545

約数の個数: 72

約数和(自身を含む): 65677248

約数和(自身を除く): 44840124

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 7517, 15034, 22551, 30068, 45102, 52619, 67653, 82687, 90204, 105238, 135306, 157857, 165374, 210476, 248061, 270612, 315714, 330748, 473571, 496122, 578809, 631428, 744183, 947142, 992244, 1157618, 1488366, 1736427, 1894284, 2315236, 2976732, 3472854, 5209281, 6945708, 10418562, 20837124]

約数ペア:

[(1, 20837124), (2, 10418562), (3, 6945708), (4, 5209281), (6, 3472854), (7, 2976732), (9, 2315236), (11, 1894284), (12, 1736427), (14, 1488366), (18, 1157618), (21, 992244), (22, 947142), (28, 744183), (33, 631428), (36, 578809), (42, 496122), (44, 473571), (63, 330748), (66, 315714), (77, 270612), (84, 248061), (99, 210476), (126, 165374), (132, 157857), (154, 135306), (198, 105238), (231, 90204), (252, 82687), (308, 67653), (396, 52619), (462, 45102), (693, 30068), (924, 22551), (1386, 15034), (2772, 7517)]