19386288

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2207}}^1$

素因数の和:2282

約数の個数: 60

約数和(自身を含む): 55169088

約数和(自身を除く): 35782800

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2207, 2928, 4392, 4414, 6621, 8784, 8828, 13242, 17656, 19863, 26484, 35312, 39726, 52968, 79452, 105936, 134627, 158904, 269254, 317808, 403881, 538508, 807762, 1077016, 1211643, 1615524, 2154032, 2423286, 3231048, 4846572, 6462096, 9693144, 19386288]

約数ペア:

[(1, 19386288), (2, 9693144), (3, 6462096), (4, 4846572), (6, 3231048), (8, 2423286), (9, 2154032), (12, 1615524), (16, 1211643), (18, 1077016), (24, 807762), (36, 538508), (48, 403881), (61, 317808), (72, 269254), (122, 158904), (144, 134627), (183, 105936), (244, 79452), (366, 52968), (488, 39726), (549, 35312), (732, 26484), (976, 19863), (1098, 17656), (1464, 13242), (2196, 8828), (2207, 8784), (2928, 6621), (4392, 4414)]