20209318

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{953}}^1$

素因数の和:1439

約数の個数: 16

約数和(自身を含む): 31733856

約数和(自身を除く): 11524538

約数列:

[1, 2, 23, 46, 461, 922, 953, 1906, 10603, 21206, 21919, 43838, 439333, 878666, 10104659, 20209318]

約数ペア:

[(1, 20209318), (2, 10104659), (23, 878666), (46, 439333), (461, 43838), (922, 21919), (953, 21206), (1906, 10603)]