2189728

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1720

約数の個数: 24

約数和(自身を含む): 4418820

約数和(自身を除く): 2229092

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 1669, 3338, 6676, 13352, 26704, 53408, 68429, 136858, 273716, 547432, 1094864, 2189728]

約数ペア:

[(1, 2189728), (2, 1094864), (4, 547432), (8, 273716), (16, 136858), (32, 68429), (41, 53408), (82, 26704), (164, 13352), (328, 6676), (656, 3338), (1312, 1669)]