20741232

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:358

約数の個数: 80

約数和(自身を含む): 56567808

約数和(自身を除く): 35826576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 53, 62, 93, 106, 124, 159, 186, 212, 248, 263, 318, 372, 424, 496, 526, 636, 744, 789, 848, 1052, 1272, 1488, 1578, 1643, 2104, 2544, 3156, 3286, 4208, 4929, 6312, 6572, 8153, 9858, 12624, 13144, 13939, 16306, 19716, 24459, 26288, 27878, 32612, 39432, 41817, 48918, 55756, 65224, 78864, 83634, 97836, 111512, 130448, 167268, 195672, 223024, 334536, 391344, 432109, 669072, 864218, 1296327, 1728436, 2592654, 3456872, 5185308, 6913744, 10370616, 20741232]

約数ペア:

[(1, 20741232), (2, 10370616), (3, 6913744), (4, 5185308), (6, 3456872), (8, 2592654), (12, 1728436), (16, 1296327), (24, 864218), (31, 669072), (48, 432109), (53, 391344), (62, 334536), (93, 223024), (106, 195672), (124, 167268), (159, 130448), (186, 111512), (212, 97836), (248, 83634), (263, 78864), (318, 65224), (372, 55756), (424, 48918), (496, 41817), (526, 39432), (636, 32612), (744, 27878), (789, 26288), (848, 24459), (1052, 19716), (1272, 16306), (1488, 13939), (1578, 13144), (1643, 12624), (2104, 9858), (2544, 8153), (3156, 6572), (3286, 6312), (4208, 4929)]