20485231872

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{3810497}}^1$

素因数の和:3810523

約数の個数: 72

約数和(自身を含む): 62309263296

約数和(自身を除く): 41824031424

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, 5376, 3810497, 7620994, 11431491, 15241988, 22862982, 26673479, 30483976, 45725964, 53346958, 60967952, 80020437, 91451928, 106693916, 121935904, 160040874, 182903856, 213387832, 243871808, 320081748, 365807712, 426775664, 487743616, 640163496, 731615424, 853551328, 975487232, 1280326992, 1463230848, 1707102656, 2560653984, 2926461696, 3414205312, 5121307968, 6828410624, 10242615936, 20485231872]

約数ペア:

[(1, 20485231872), (2, 10242615936), (3, 6828410624), (4, 5121307968), (6, 3414205312), (7, 2926461696), (8, 2560653984), (12, 1707102656), (14, 1463230848), (16, 1280326992), (21, 975487232), (24, 853551328), (28, 731615424), (32, 640163496), (42, 487743616), (48, 426775664), (56, 365807712), (64, 320081748), (84, 243871808), (96, 213387832), (112, 182903856), (128, 160040874), (168, 121935904), (192, 106693916), (224, 91451928), (256, 80020437), (336, 60967952), (384, 53346958), (448, 45725964), (672, 30483976), (768, 26673479), (896, 22862982), (1344, 15241988), (1792, 11431491), (2688, 7620994), (5376, 3810497)]