20774408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{152753}}^1$

素因数の和:152776

約数の個数: 16

約数和(自身を含む): 41243580

約数和(自身を除く): 20469172

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 152753, 305506, 611012, 1222024, 2596801, 5193602, 10387204, 20774408]

約数ペア:

[(1, 20774408), (2, 10387204), (4, 5193602), (8, 2596801), (17, 1222024), (34, 611012), (68, 305506), (136, 152753)]