1619968

素因数分解:

$2^{11}\times 7^1\times {\mathrm{113}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 3734640

約数和(自身を除く): 2114672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 113, 128, 224, 226, 256, 448, 452, 512, 791, 896, 904, 1024, 1582, 1792, 1808, 2048, 3164, 3584, 3616, 6328, 7168, 7232, 12656, 14336, 14464, 25312, 28928, 50624, 57856, 101248, 115712, 202496, 231424, 404992, 809984, 1619968]

約数ペア:

[(1, 1619968), (2, 809984), (4, 404992), (7, 231424), (8, 202496), (14, 115712), (16, 101248), (28, 57856), (32, 50624), (56, 28928), (64, 25312), (112, 14464), (113, 14336), (128, 12656), (224, 7232), (226, 7168), (256, 6328), (448, 3616), (452, 3584), (512, 3164), (791, 2048), (896, 1808), (904, 1792), (1024, 1582)]