18507776

素因数分解:

$2^{11}\times 7^1\times {\mathrm{1291}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 42325920

約数和(自身を除く): 23818144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1291, 1792, 2048, 2582, 3584, 5164, 7168, 9037, 10328, 14336, 18074, 20656, 36148, 41312, 72296, 82624, 144592, 165248, 289184, 330496, 578368, 660992, 1156736, 1321984, 2313472, 2643968, 4626944, 9253888, 18507776]

約数ペア:

[(1, 18507776), (2, 9253888), (4, 4626944), (7, 2643968), (8, 2313472), (14, 1321984), (16, 1156736), (28, 660992), (32, 578368), (56, 330496), (64, 289184), (112, 165248), (128, 144592), (224, 82624), (256, 72296), (448, 41312), (512, 36148), (896, 20656), (1024, 18074), (1291, 14336), (1792, 10328), (2048, 9037), (2582, 7168), (3584, 5164)]