1947264976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{6389}}^1$

素因数の和:6883

約数の個数: 40

約数和(自身を含む): 3869886240

約数和(自身を除く): 1922621264

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 443, 688, 886, 1772, 3544, 6389, 7088, 12778, 19049, 25556, 38098, 51112, 76196, 102224, 152392, 274727, 304784, 549454, 1098908, 2197816, 2830327, 4395632, 5660654, 11321308, 22642616, 45285232, 121704061, 243408122, 486816244, 973632488, 1947264976]

約数ペア:

[(1, 1947264976), (2, 973632488), (4, 486816244), (8, 243408122), (16, 121704061), (43, 45285232), (86, 22642616), (172, 11321308), (344, 5660654), (443, 4395632), (688, 2830327), (886, 2197816), (1772, 1098908), (3544, 549454), (6389, 304784), (7088, 274727), (12778, 152392), (19049, 102224), (25556, 76196), (38098, 51112)]