19566848

素因数分解:

$2^8\times 7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 45622080

約数和(自身を除く): 26055232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 179, 224, 244, 256, 358, 427, 448, 488, 716, 854, 896, 976, 1253, 1432, 1708, 1792, 1952, 2506, 2864, 3416, 3904, 5012, 5728, 6832, 7808, 10024, 10919, 11456, 13664, 15616, 20048, 21838, 22912, 27328, 40096, 43676, 45824, 54656, 76433, 80192, 87352, 109312, 152866, 160384, 174704, 305732, 320768, 349408, 611464, 698816, 1222928, 1397632, 2445856, 2795264, 4891712, 9783424, 19566848]

約数ペア:

[(1, 19566848), (2, 9783424), (4, 4891712), (7, 2795264), (8, 2445856), (14, 1397632), (16, 1222928), (28, 698816), (32, 611464), (56, 349408), (61, 320768), (64, 305732), (112, 174704), (122, 160384), (128, 152866), (179, 109312), (224, 87352), (244, 80192), (256, 76433), (358, 54656), (427, 45824), (448, 43676), (488, 40096), (716, 27328), (854, 22912), (896, 21838), (976, 20048), (1253, 15616), (1432, 13664), (1708, 11456), (1792, 10919), (1952, 10024), (2506, 7808), (2864, 6832), (3416, 5728), (3904, 5012)]