20472285

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{36887}}^1$

素因数の和:36932

約数の個数: 16

約数和(自身を含む): 33641856

約数和(自身を除く): 13169571

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 36887, 110661, 184435, 553305, 1364819, 4094457, 6824095, 20472285]

約数ペア:

[(1, 20472285), (3, 6824095), (5, 4094457), (15, 1364819), (37, 553305), (111, 184435), (185, 110661), (555, 36887)]