220906868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19577}}^1$

素因数の和:19632

約数の個数: 48

約数和(自身を含む): 491172864

約数和(自身を除く): 270265996

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 19577, 39154, 78308, 137039, 254501, 274078, 509002, 548156, 606887, 1018004, 1213774, 1781507, 2427548, 3563014, 4248209, 7126028, 7889531, 8496418, 15779062, 16992836, 31558124, 55226717, 110453434, 220906868]

約数ペア:

[(1, 220906868), (2, 110453434), (4, 55226717), (7, 31558124), (13, 16992836), (14, 15779062), (26, 8496418), (28, 7889531), (31, 7126028), (52, 4248209), (62, 3563014), (91, 2427548), (124, 1781507), (182, 1213774), (217, 1018004), (364, 606887), (403, 548156), (434, 509002), (806, 274078), (868, 254501), (1612, 137039), (2821, 78308), (5642, 39154), (11284, 19577)]