20925696

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{2477}}^1$

素因数の和:2507

約数の個数: 72

約数和(自身を含む): 60780384

約数和(自身を除く): 39854688

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 528, 704, 768, 1056, 1408, 2112, 2477, 2816, 4224, 4954, 7431, 8448, 9908, 14862, 19816, 27247, 29724, 39632, 54494, 59448, 79264, 81741, 108988, 118896, 158528, 163482, 217976, 237792, 317056, 326964, 435952, 475584, 634112, 653928, 871904, 951168, 1307856, 1743808, 1902336, 2615712, 3487616, 5231424, 6975232, 10462848, 20925696]

約数ペア:

[(1, 20925696), (2, 10462848), (3, 6975232), (4, 5231424), (6, 3487616), (8, 2615712), (11, 1902336), (12, 1743808), (16, 1307856), (22, 951168), (24, 871904), (32, 653928), (33, 634112), (44, 475584), (48, 435952), (64, 326964), (66, 317056), (88, 237792), (96, 217976), (128, 163482), (132, 158528), (176, 118896), (192, 108988), (256, 81741), (264, 79264), (352, 59448), (384, 54494), (528, 39632), (704, 29724), (768, 27247), (1056, 19816), (1408, 14862), (2112, 9908), (2477, 8448), (2816, 7431), (4224, 4954)]