19851552

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 66306240

約数和(自身を除く): 46454688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 56, 63, 72, 84, 86, 96, 112, 126, 129, 144, 168, 172, 224, 229, 252, 258, 288, 301, 336, 344, 387, 458, 504, 516, 602, 672, 687, 688, 774, 903, 916, 1008, 1032, 1204, 1374, 1376, 1548, 1603, 1806, 1832, 2016, 2061, 2064, 2408, 2709, 2748, 3096, 3206, 3612, 3664, 4122, 4128, 4809, 4816, 5418, 5496, 6192, 6412, 7224, 7328, 8244, 9618, 9632, 9847, 10836, 10992, 12384, 12824, 14427, 14448, 16488, 19236, 19694, 21672, 21984, 25648, 28854, 28896, 29541, 32976, 38472, 39388, 43344, 51296, 57708, 59082, 65952, 68929, 76944, 78776, 86688, 88623, 115416, 118164, 137858, 153888, 157552, 177246, 206787, 230832, 236328, 275716, 315104, 354492, 413574, 461664, 472656, 551432, 620361, 708984, 827148, 945312, 1102864, 1240722, 1417968, 1654296, 2205728, 2481444, 2835936, 3308592, 4962888, 6617184, 9925776, 19851552]

約数ペア:

[(1, 19851552), (2, 9925776), (3, 6617184), (4, 4962888), (6, 3308592), (7, 2835936), (8, 2481444), (9, 2205728), (12, 1654296), (14, 1417968), (16, 1240722), (18, 1102864), (21, 945312), (24, 827148), (28, 708984), (32, 620361), (36, 551432), (42, 472656), (43, 461664), (48, 413574), (56, 354492), (63, 315104), (72, 275716), (84, 236328), (86, 230832), (96, 206787), (112, 177246), (126, 157552), (129, 153888), (144, 137858), (168, 118164), (172, 115416), (224, 88623), (229, 86688), (252, 78776), (258, 76944), (288, 68929), (301, 65952), (336, 59082), (344, 57708), (387, 51296), (458, 43344), (504, 39388), (516, 38472), (602, 32976), (672, 29541), (687, 28896), (688, 28854), (774, 25648), (903, 21984), (916, 21672), (1008, 19694), (1032, 19236), (1204, 16488), (1374, 14448), (1376, 14427), (1548, 12824), (1603, 12384), (1806, 10992), (1832, 10836), (2016, 9847), (2061, 9632), (2064, 9618), (2408, 8244), (2709, 7328), (2748, 7224), (3096, 6412), (3206, 6192), (3612, 5496), (3664, 5418), (4122, 4816), (4128, 4809)]