1821514768

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{557}}^1\times {\mathrm{653}}^1$

素因数の和:1531

約数の個数: 40

約数和(自身を含む): 3552248088

約数和(自身を除く): 1730733320

約数列:

[1, 2, 4, 8, 16, 313, 557, 626, 653, 1114, 1252, 1306, 2228, 2504, 2612, 4456, 5008, 5224, 8912, 10448, 174341, 204389, 348682, 363721, 408778, 697364, 727442, 817556, 1394728, 1454884, 1635112, 2789456, 2909768, 3270224, 5819536, 113844673, 227689346, 455378692, 910757384, 1821514768]

約数ペア:

[(1, 1821514768), (2, 910757384), (4, 455378692), (8, 227689346), (16, 113844673), (313, 5819536), (557, 3270224), (626, 2909768), (653, 2789456), (1114, 1635112), (1252, 1454884), (1306, 1394728), (2228, 817556), (2504, 727442), (2612, 697364), (4456, 408778), (5008, 363721), (5224, 348682), (8912, 204389), (10448, 174341)]