19727712

素因数分解:

$2^5\times 3^5\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 60540480

約数和(自身を除く): 40812768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 59, 72, 81, 86, 96, 108, 118, 129, 144, 162, 172, 177, 216, 236, 243, 258, 288, 324, 344, 354, 387, 432, 472, 486, 516, 531, 648, 688, 708, 774, 864, 944, 972, 1032, 1062, 1161, 1296, 1376, 1416, 1548, 1593, 1888, 1944, 2064, 2124, 2322, 2537, 2592, 2832, 3096, 3186, 3483, 3888, 4128, 4248, 4644, 4779, 5074, 5664, 6192, 6372, 6966, 7611, 7776, 8496, 9288, 9558, 10148, 10449, 12384, 12744, 13932, 14337, 15222, 16992, 18576, 19116, 20296, 20898, 22833, 25488, 27864, 28674, 30444, 37152, 38232, 40592, 41796, 45666, 50976, 55728, 57348, 60888, 68499, 76464, 81184, 83592, 91332, 111456, 114696, 121776, 136998, 152928, 167184, 182664, 205497, 229392, 243552, 273996, 334368, 365328, 410994, 458784, 547992, 616491, 730656, 821988, 1095984, 1232982, 1643976, 2191968, 2465964, 3287952, 4931928, 6575904, 9863856, 19727712]

約数ペア:

[(1, 19727712), (2, 9863856), (3, 6575904), (4, 4931928), (6, 3287952), (8, 2465964), (9, 2191968), (12, 1643976), (16, 1232982), (18, 1095984), (24, 821988), (27, 730656), (32, 616491), (36, 547992), (43, 458784), (48, 410994), (54, 365328), (59, 334368), (72, 273996), (81, 243552), (86, 229392), (96, 205497), (108, 182664), (118, 167184), (129, 152928), (144, 136998), (162, 121776), (172, 114696), (177, 111456), (216, 91332), (236, 83592), (243, 81184), (258, 76464), (288, 68499), (324, 60888), (344, 57348), (354, 55728), (387, 50976), (432, 45666), (472, 41796), (486, 40592), (516, 38232), (531, 37152), (648, 30444), (688, 28674), (708, 27864), (774, 25488), (864, 22833), (944, 20898), (972, 20296), (1032, 19116), (1062, 18576), (1161, 16992), (1296, 15222), (1376, 14337), (1416, 13932), (1548, 12744), (1593, 12384), (1888, 10449), (1944, 10148), (2064, 9558), (2124, 9288), (2322, 8496), (2537, 7776), (2592, 7611), (2832, 6966), (3096, 6372), (3186, 6192), (3483, 5664), (3888, 5074), (4128, 4779), (4248, 4644)]