20541696

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{3821}}^1$

素因数の和:3847

約数の個数: 72

約数和(自身を含む): 62497344

約数和(自身を除く): 41955648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 3821, 5376, 7642, 11463, 15284, 22926, 26747, 30568, 45852, 53494, 61136, 80241, 91704, 106988, 122272, 160482, 183408, 213976, 244544, 320964, 366816, 427952, 489088, 641928, 733632, 855904, 978176, 1283856, 1467264, 1711808, 2567712, 2934528, 3423616, 5135424, 6847232, 10270848, 20541696]

約数ペア:

[(1, 20541696), (2, 10270848), (3, 6847232), (4, 5135424), (6, 3423616), (7, 2934528), (8, 2567712), (12, 1711808), (14, 1467264), (16, 1283856), (21, 978176), (24, 855904), (28, 733632), (32, 641928), (42, 489088), (48, 427952), (56, 366816), (64, 320964), (84, 244544), (96, 213976), (112, 183408), (128, 160482), (168, 122272), (192, 106988), (224, 91704), (256, 80241), (336, 61136), (384, 53494), (448, 45852), (672, 30568), (768, 26747), (896, 22926), (1344, 15284), (1792, 11463), (2688, 7642), (3821, 5376)]