19539968

素因数分解:

$2^{11}\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 96

約数和(自身を含む): 47174400

約数和(自身を除く): 27634432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 47, 56, 58, 64, 94, 112, 116, 128, 188, 203, 224, 232, 256, 329, 376, 406, 448, 464, 512, 658, 752, 812, 896, 928, 1024, 1316, 1363, 1504, 1624, 1792, 1856, 2048, 2632, 2726, 3008, 3248, 3584, 3712, 5264, 5452, 6016, 6496, 7168, 7424, 9541, 10528, 10904, 12032, 12992, 14336, 14848, 19082, 21056, 21808, 24064, 25984, 29696, 38164, 42112, 43616, 48128, 51968, 59392, 76328, 84224, 87232, 96256, 103936, 152656, 168448, 174464, 207872, 305312, 336896, 348928, 415744, 610624, 673792, 697856, 1221248, 1395712, 2442496, 2791424, 4884992, 9769984, 19539968]

約数ペア:

[(1, 19539968), (2, 9769984), (4, 4884992), (7, 2791424), (8, 2442496), (14, 1395712), (16, 1221248), (28, 697856), (29, 673792), (32, 610624), (47, 415744), (56, 348928), (58, 336896), (64, 305312), (94, 207872), (112, 174464), (116, 168448), (128, 152656), (188, 103936), (203, 96256), (224, 87232), (232, 84224), (256, 76328), (329, 59392), (376, 51968), (406, 48128), (448, 43616), (464, 42112), (512, 38164), (658, 29696), (752, 25984), (812, 24064), (896, 21808), (928, 21056), (1024, 19082), (1316, 14848), (1363, 14336), (1504, 12992), (1624, 12032), (1792, 10904), (1856, 10528), (2048, 9541), (2632, 7424), (2726, 7168), (3008, 6496), (3248, 6016), (3584, 5452), (3712, 5264)]