20597970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{757}}^1\times {\mathrm{907}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 49555008

約数和(自身を除く): 28957038

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 757, 907, 1514, 1814, 2271, 2721, 3785, 4535, 4542, 5442, 7570, 9070, 11355, 13605, 22710, 27210, 686599, 1373198, 2059797, 3432995, 4119594, 6865990, 10298985, 20597970]

約数ペア:

[(1, 20597970), (2, 10298985), (3, 6865990), (5, 4119594), (6, 3432995), (10, 2059797), (15, 1373198), (30, 686599), (757, 27210), (907, 22710), (1514, 13605), (1814, 11355), (2271, 9070), (2721, 7570), (3785, 5442), (4535, 4542)]