20837632

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{3539}}^1$

素因数の和:3578

約数の個数: 36

約数和(自身を含む): 43414560

約数和(自身を除く): 22576928

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 3539, 5888, 7078, 14156, 28312, 56624, 81397, 113248, 162794, 226496, 325588, 452992, 651176, 905984, 1302352, 2604704, 5209408, 10418816, 20837632]

約数ペア:

[(1, 20837632), (2, 10418816), (4, 5209408), (8, 2604704), (16, 1302352), (23, 905984), (32, 651176), (46, 452992), (64, 325588), (92, 226496), (128, 162794), (184, 113248), (256, 81397), (368, 56624), (736, 28312), (1472, 14156), (2944, 7078), (3539, 5888)]