16729780

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1663}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 35223552

約数和(自身を除く): 18493772

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 1663, 2012, 2515, 3326, 5030, 6652, 8315, 10060, 16630, 33260, 836489, 1672978, 3345956, 4182445, 8364890, 16729780]

約数ペア:

[(1, 16729780), (2, 8364890), (4, 4182445), (5, 3345956), (10, 1672978), (20, 836489), (503, 33260), (1006, 16630), (1663, 10060), (2012, 8315), (2515, 6652), (3326, 5030)]