20480716

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{863}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 38102400

約数和(自身を除く): 17621684

約数列:

[1, 2, 4, 17, 34, 68, 349, 698, 863, 1396, 1726, 3452, 5933, 11866, 14671, 23732, 29342, 58684, 301187, 602374, 1204748, 5120179, 10240358, 20480716]

約数ペア:

[(1, 20480716), (2, 10240358), (4, 5120179), (17, 1204748), (34, 602374), (68, 301187), (349, 58684), (698, 29342), (863, 23732), (1396, 14671), (1726, 11866), (3452, 5933)]