28262512

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{11251}}^1$

素因数の和:11416

約数の個数: 20

約数和(自身を含む): 55112296

約数和(自身を除く): 26849784

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 11251, 22502, 45004, 90008, 180016, 1766407, 3532814, 7065628, 14131256, 28262512]

約数ペア:

[(1, 28262512), (2, 14131256), (4, 7065628), (8, 3532814), (16, 1766407), (157, 180016), (314, 90008), (628, 45004), (1256, 22502), (2512, 11251)]