20555328

素因数分解:

$2^6\times 3^1\times {\mathrm{151}}^1\times {\mathrm{709}}^1$

素因数の和:875

約数の個数: 56

約数和(自身を含む): 54823360

約数和(自身を除く): 34268032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 151, 192, 302, 453, 604, 709, 906, 1208, 1418, 1812, 2127, 2416, 2836, 3624, 4254, 4832, 5672, 7248, 8508, 9664, 11344, 14496, 17016, 22688, 28992, 34032, 45376, 68064, 107059, 136128, 214118, 321177, 428236, 642354, 856472, 1284708, 1712944, 2569416, 3425888, 5138832, 6851776, 10277664, 20555328]

約数ペア:

[(1, 20555328), (2, 10277664), (3, 6851776), (4, 5138832), (6, 3425888), (8, 2569416), (12, 1712944), (16, 1284708), (24, 856472), (32, 642354), (48, 428236), (64, 321177), (96, 214118), (151, 136128), (192, 107059), (302, 68064), (453, 45376), (604, 34032), (709, 28992), (906, 22688), (1208, 17016), (1418, 14496), (1812, 11344), (2127, 9664), (2416, 8508), (2836, 7248), (3624, 5672), (4254, 4832)]