20737208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{136429}}^1$

素因数の和:136454

約数の個数: 16

約数和(自身を含む): 40929000

約数和(自身を除く): 20191792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 136429, 272858, 545716, 1091432, 2592151, 5184302, 10368604, 20737208]

約数ペア:

[(1, 20737208), (2, 10368604), (4, 5184302), (8, 2592151), (19, 1091432), (38, 545716), (76, 272858), (152, 136429)]