20978688

素因数分解:

$2^{10}\times 3^1\times {\mathrm{6829}}^1$

素因数の和:6852

約数の個数: 44

約数和(自身を含む): 55924040

約数和(自身を除く): 34945352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 3072, 6829, 13658, 20487, 27316, 40974, 54632, 81948, 109264, 163896, 218528, 327792, 437056, 655584, 874112, 1311168, 1748224, 2622336, 3496448, 5244672, 6992896, 10489344, 20978688]

約数ペア:

[(1, 20978688), (2, 10489344), (3, 6992896), (4, 5244672), (6, 3496448), (8, 2622336), (12, 1748224), (16, 1311168), (24, 874112), (32, 655584), (48, 437056), (64, 327792), (96, 218528), (128, 163896), (192, 109264), (256, 81948), (384, 54632), (512, 40974), (768, 27316), (1024, 20487), (1536, 13658), (3072, 6829)]