20859944

素因数分解:

$2^3\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2081}}^1$

素因数の和:2273

約数の個数: 32

約数和(自身を含む): 44971200

約数和(自身を除く): 24111256

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 179, 358, 716, 1253, 1432, 2081, 2506, 4162, 5012, 8324, 10024, 14567, 16648, 29134, 58268, 116536, 372499, 744998, 1489996, 2607493, 2979992, 5214986, 10429972, 20859944]

約数ペア:

[(1, 20859944), (2, 10429972), (4, 5214986), (7, 2979992), (8, 2607493), (14, 1489996), (28, 744998), (56, 372499), (179, 116536), (358, 58268), (716, 29134), (1253, 16648), (1432, 14567), (2081, 10024), (2506, 8324), (4162, 5012)]