19245744

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 120

約数和(自身を含む): 62764832

約数和(自身を除く): 43519088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 61, 63, 72, 84, 112, 122, 126, 144, 168, 183, 244, 252, 313, 336, 366, 427, 488, 504, 549, 626, 732, 854, 939, 976, 1008, 1098, 1252, 1281, 1464, 1708, 1878, 2191, 2196, 2504, 2562, 2817, 2928, 3416, 3756, 3843, 4382, 4392, 5008, 5124, 5634, 6573, 6832, 7512, 7686, 8764, 8784, 10248, 11268, 13146, 15024, 15372, 17528, 19093, 19719, 20496, 22536, 26292, 30744, 35056, 38186, 39438, 45072, 52584, 57279, 61488, 76372, 78876, 105168, 114558, 133651, 152744, 157752, 171837, 229116, 267302, 305488, 315504, 343674, 400953, 458232, 534604, 687348, 801906, 916464, 1069208, 1202859, 1374696, 1603812, 2138416, 2405718, 2749392, 3207624, 4811436, 6415248, 9622872, 19245744]

約数ペア:

[(1, 19245744), (2, 9622872), (3, 6415248), (4, 4811436), (6, 3207624), (7, 2749392), (8, 2405718), (9, 2138416), (12, 1603812), (14, 1374696), (16, 1202859), (18, 1069208), (21, 916464), (24, 801906), (28, 687348), (36, 534604), (42, 458232), (48, 400953), (56, 343674), (61, 315504), (63, 305488), (72, 267302), (84, 229116), (112, 171837), (122, 157752), (126, 152744), (144, 133651), (168, 114558), (183, 105168), (244, 78876), (252, 76372), (313, 61488), (336, 57279), (366, 52584), (427, 45072), (488, 39438), (504, 38186), (549, 35056), (626, 30744), (732, 26292), (854, 22536), (939, 20496), (976, 19719), (1008, 19093), (1098, 17528), (1252, 15372), (1281, 15024), (1464, 13146), (1708, 11268), (1878, 10248), (2191, 8784), (2196, 8764), (2504, 7686), (2562, 7512), (2817, 6832), (2928, 6573), (3416, 5634), (3756, 5124), (3843, 5008), (4382, 4392)]