19573253

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1993}}^1$

素因数の和:2084

約数の個数: 16

約数和(自身を含む): 23736576

約数和(自身を除く): 4163323

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1993, 9821, 13951, 45839, 121573, 320873, 851011, 2796179, 19573253]

約数ペア:

[(1, 19573253), (7, 2796179), (23, 851011), (61, 320873), (161, 121573), (427, 45839), (1403, 13951), (1993, 9821)]