19844944

素因数分解:

$2^4\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1061}}^1$

素因数の和:1243

約数の個数: 40

約数和(自身を含む): 44247168

約数和(自身を除く): 24402224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167, 334, 668, 1061, 1169, 1336, 2122, 2338, 2672, 4244, 4676, 7427, 8488, 9352, 14854, 16976, 18704, 29708, 59416, 118832, 177187, 354374, 708748, 1240309, 1417496, 2480618, 2834992, 4961236, 9922472, 19844944]

約数ペア:

[(1, 19844944), (2, 9922472), (4, 4961236), (7, 2834992), (8, 2480618), (14, 1417496), (16, 1240309), (28, 708748), (56, 354374), (112, 177187), (167, 118832), (334, 59416), (668, 29708), (1061, 18704), (1169, 16976), (1336, 14854), (2122, 9352), (2338, 8488), (2672, 7427), (4244, 4676)]