20600784

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1169

約数の個数: 80

約数和(自身を含む): 60561600

約数和(自身を除く): 39960816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1109, 1161, 1548, 2064, 2218, 2322, 3096, 3327, 4436, 4644, 6192, 6654, 8872, 9288, 9981, 13308, 17744, 18576, 19962, 26616, 29943, 39924, 47687, 53232, 59886, 79848, 95374, 119772, 143061, 159696, 190748, 239544, 286122, 381496, 429183, 479088, 572244, 762992, 858366, 1144488, 1287549, 1716732, 2288976, 2575098, 3433464, 5150196, 6866928, 10300392, 20600784]

約数ペア:

[(1, 20600784), (2, 10300392), (3, 6866928), (4, 5150196), (6, 3433464), (8, 2575098), (9, 2288976), (12, 1716732), (16, 1287549), (18, 1144488), (24, 858366), (27, 762992), (36, 572244), (43, 479088), (48, 429183), (54, 381496), (72, 286122), (86, 239544), (108, 190748), (129, 159696), (144, 143061), (172, 119772), (216, 95374), (258, 79848), (344, 59886), (387, 53232), (432, 47687), (516, 39924), (688, 29943), (774, 26616), (1032, 19962), (1109, 18576), (1161, 17744), (1548, 13308), (2064, 9981), (2218, 9288), (2322, 8872), (3096, 6654), (3327, 6192), (4436, 4644)]