26870864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{563}}^1$

素因数の和:747

約数の個数: 40

約数和(自身を含む): 55249440

約数和(自身を除く): 28378576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 563, 628, 1126, 1256, 2252, 2512, 2983, 4504, 5966, 9008, 10697, 11932, 21394, 23864, 42788, 47728, 85576, 88391, 171152, 176782, 353564, 707128, 1414256, 1679429, 3358858, 6717716, 13435432, 26870864]

約数ペア:

[(1, 26870864), (2, 13435432), (4, 6717716), (8, 3358858), (16, 1679429), (19, 1414256), (38, 707128), (76, 353564), (152, 176782), (157, 171152), (304, 88391), (314, 85576), (563, 47728), (628, 42788), (1126, 23864), (1256, 21394), (2252, 11932), (2512, 10697), (2983, 9008), (4504, 5966)]