20007284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{454711}}^1$

素因数の和:454726

約数の個数: 12

約数和(自身を含む): 38195808

約数和(自身を除く): 18188524

約数列:

[1, 2, 4, 11, 22, 44, 454711, 909422, 1818844, 5001821, 10003642, 20007284]

約数ペア:

[(1, 20007284), (2, 10003642), (4, 5001821), (11, 1818844), (22, 909422), (44, 454711)]