16685990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1657}}^1$

素因数の和:1736

約数の個数: 32

約数和(自身を含む): 32231520

約数和(自身を除く): 15545530

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 1657, 2014, 3314, 5035, 8285, 10070, 16570, 31483, 62966, 87821, 157415, 175642, 314830, 439105, 878210, 1668599, 3337198, 8342995, 16685990]

約数ペア:

[(1, 16685990), (2, 8342995), (5, 3337198), (10, 1668599), (19, 878210), (38, 439105), (53, 314830), (95, 175642), (106, 157415), (190, 87821), (265, 62966), (530, 31483), (1007, 16570), (1657, 10070), (2014, 8285), (3314, 5035)]