18721344

素因数分解:

$2^6\times 3^1\times {\mathrm{281}}^1\times {\mathrm{347}}^1$

素因数の和:643

約数の個数: 56

約数和(自身を含む): 49853088

約数和(自身を除く): 31131744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 281, 347, 562, 694, 843, 1041, 1124, 1388, 1686, 2082, 2248, 2776, 3372, 4164, 4496, 5552, 6744, 8328, 8992, 11104, 13488, 16656, 17984, 22208, 26976, 33312, 53952, 66624, 97507, 195014, 292521, 390028, 585042, 780056, 1170084, 1560112, 2340168, 3120224, 4680336, 6240448, 9360672, 18721344]

約数ペア:

[(1, 18721344), (2, 9360672), (3, 6240448), (4, 4680336), (6, 3120224), (8, 2340168), (12, 1560112), (16, 1170084), (24, 780056), (32, 585042), (48, 390028), (64, 292521), (96, 195014), (192, 97507), (281, 66624), (347, 53952), (562, 33312), (694, 26976), (843, 22208), (1041, 17984), (1124, 16656), (1388, 13488), (1686, 11104), (2082, 8992), (2248, 8328), (2776, 6744), (3372, 5552), (4164, 4496)]