20036975

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1877}}^1$

素因数の和:1955

約数の個数: 24

約数和(自身を含む): 28876128

約数和(自身を除く): 8839153

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 1877, 2135, 9385, 10675, 13139, 46925, 65695, 114497, 328475, 572485, 801479, 2862425, 4007395, 20036975]

約数ペア:

[(1, 20036975), (5, 4007395), (7, 2862425), (25, 801479), (35, 572485), (61, 328475), (175, 114497), (305, 65695), (427, 46925), (1525, 13139), (1877, 10675), (2135, 9385)]