20432572

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{617}}^1$

素因数の和:1125

約数の個数: 24

約数和(自身を含む): 37999584

約数和(自身を除く): 17567012

約数列:

[1, 2, 4, 17, 34, 68, 487, 617, 974, 1234, 1948, 2468, 8279, 10489, 16558, 20978, 33116, 41956, 300479, 600958, 1201916, 5108143, 10216286, 20432572]

約数ペア:

[(1, 20432572), (2, 10216286), (4, 5108143), (17, 1201916), (34, 600958), (68, 300479), (487, 41956), (617, 33116), (974, 20978), (1234, 16558), (1948, 10489), (2468, 8279)]