18815706

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:585

約数の個数: 96

約数和(自身を含む): 52476480

約数和(自身を除く): 33660774

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 49, 54, 63, 78, 91, 98, 117, 126, 147, 182, 189, 234, 273, 294, 351, 378, 441, 546, 547, 637, 702, 819, 882, 1094, 1274, 1323, 1638, 1641, 1911, 2457, 2646, 3282, 3822, 3829, 4914, 4923, 5733, 7111, 7658, 9846, 11466, 11487, 14222, 14769, 17199, 21333, 22974, 26803, 29538, 34398, 34461, 42666, 49777, 53606, 63999, 68922, 80409, 99554, 103383, 127998, 149331, 160818, 191997, 206766, 241227, 298662, 348439, 383994, 447993, 482454, 696878, 723681, 895986, 1045317, 1343979, 1447362, 2090634, 2687958, 3135951, 6271902, 9407853, 18815706]

約数ペア:

[(1, 18815706), (2, 9407853), (3, 6271902), (6, 3135951), (7, 2687958), (9, 2090634), (13, 1447362), (14, 1343979), (18, 1045317), (21, 895986), (26, 723681), (27, 696878), (39, 482454), (42, 447993), (49, 383994), (54, 348439), (63, 298662), (78, 241227), (91, 206766), (98, 191997), (117, 160818), (126, 149331), (147, 127998), (182, 103383), (189, 99554), (234, 80409), (273, 68922), (294, 63999), (351, 53606), (378, 49777), (441, 42666), (546, 34461), (547, 34398), (637, 29538), (702, 26803), (819, 22974), (882, 21333), (1094, 17199), (1274, 14769), (1323, 14222), (1638, 11487), (1641, 11466), (1911, 9846), (2457, 7658), (2646, 7111), (3282, 5733), (3822, 4923), (3829, 4914)]