20327725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 27712512

約数和(自身を除く): 7384787

約数列:

[1, 5, 11, 25, 55, 193, 275, 383, 965, 1915, 2123, 4213, 4825, 9575, 10615, 21065, 53075, 73919, 105325, 369595, 813109, 1847975, 4065545, 20327725]

約数ペア:

[(1, 20327725), (5, 4065545), (11, 1847975), (25, 813109), (55, 369595), (193, 105325), (275, 73919), (383, 53075), (965, 21065), (1915, 10615), (2123, 9575), (4213, 4825)]