20131888

素因数分解:

$2^4\times 7^1\times {\mathrm{179749}}^1$

素因数の和:179764

約数の個数: 20

約数和(自身を含む): 44578000

約数和(自身を除く): 24446112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179749, 359498, 718996, 1258243, 1437992, 2516486, 2875984, 5032972, 10065944, 20131888]

約数ペア:

[(1, 20131888), (2, 10065944), (4, 5032972), (7, 2875984), (8, 2516486), (14, 1437992), (16, 1258243), (28, 718996), (56, 359498), (112, 179749)]