19203712

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 43623360

約数和(自身を除く): 24419648

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 88, 92, 128, 176, 184, 253, 352, 368, 506, 593, 704, 736, 1012, 1186, 1408, 1472, 2024, 2372, 2944, 4048, 4744, 6523, 8096, 9488, 13046, 13639, 16192, 18976, 26092, 27278, 32384, 37952, 52184, 54556, 75904, 104368, 109112, 150029, 208736, 218224, 300058, 417472, 436448, 600116, 834944, 872896, 1200232, 1745792, 2400464, 4800928, 9601856, 19203712]

約数ペア:

[(1, 19203712), (2, 9601856), (4, 4800928), (8, 2400464), (11, 1745792), (16, 1200232), (22, 872896), (23, 834944), (32, 600116), (44, 436448), (46, 417472), (64, 300058), (88, 218224), (92, 208736), (128, 150029), (176, 109112), (184, 104368), (253, 75904), (352, 54556), (368, 52184), (506, 37952), (593, 32384), (704, 27278), (736, 26092), (1012, 18976), (1186, 16192), (1408, 13639), (1472, 13046), (2024, 9488), (2372, 8096), (2944, 6523), (4048, 4744)]