20749514

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{541}}^1$

素因数の和:821

約数の個数: 16

約数和(自身を含む): 31635456

約数和(自身を除く): 10885942

約数列:

[1, 2, 127, 151, 254, 302, 541, 1082, 19177, 38354, 68707, 81691, 137414, 163382, 10374757, 20749514]

約数ペア:

[(1, 20749514), (2, 10374757), (127, 163382), (151, 137414), (254, 81691), (302, 68707), (541, 38354), (1082, 19177)]