31931904

素因数分解:

$2^9\times 3^1\times {\mathrm{20789}}^1$

素因数の和:20810

約数の個数: 40

約数和(自身を含む): 85072680

約数和(自身を除く): 53140776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 20789, 41578, 62367, 83156, 124734, 166312, 249468, 332624, 498936, 665248, 997872, 1330496, 1995744, 2660992, 3991488, 5321984, 7982976, 10643968, 15965952, 31931904]

約数ペア:

[(1, 31931904), (2, 15965952), (3, 10643968), (4, 7982976), (6, 5321984), (8, 3991488), (12, 2660992), (16, 1995744), (24, 1330496), (32, 997872), (48, 665248), (64, 498936), (96, 332624), (128, 249468), (192, 166312), (256, 124734), (384, 83156), (512, 62367), (768, 41578), (1536, 20789)]