1916608768

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1997}}^1$

素因数の和:2199

約数の個数: 72

約数和(自身を含む): 4018569408

約数和(自身を除く): 2101960640

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 163, 184, 256, 326, 368, 652, 736, 1304, 1472, 1997, 2608, 2944, 3749, 3994, 5216, 5888, 7498, 7988, 10432, 14996, 15976, 20864, 29992, 31952, 41728, 45931, 59984, 63904, 91862, 119968, 127808, 183724, 239936, 255616, 325511, 367448, 479872, 511232, 651022, 734896, 959744, 1302044, 1469792, 2604088, 2939584, 5208176, 5879168, 7486753, 10416352, 11758336, 14973506, 20832704, 29947012, 41665408, 59894024, 83330816, 119788048, 239576096, 479152192, 958304384, 1916608768]

約数ペア:

[(1, 1916608768), (2, 958304384), (4, 479152192), (8, 239576096), (16, 119788048), (23, 83330816), (32, 59894024), (46, 41665408), (64, 29947012), (92, 20832704), (128, 14973506), (163, 11758336), (184, 10416352), (256, 7486753), (326, 5879168), (368, 5208176), (652, 2939584), (736, 2604088), (1304, 1469792), (1472, 1302044), (1997, 959744), (2608, 734896), (2944, 651022), (3749, 511232), (3994, 479872), (5216, 367448), (5888, 325511), (7498, 255616), (7988, 239936), (10432, 183724), (14996, 127808), (15976, 119968), (20864, 91862), (29992, 63904), (31952, 59984), (41728, 45931)]