20055552

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1187}}^1$

素因数の和:1219

約数の個数: 80

約数和(自身を含む): 58335552

約数和(自身を除く): 38280000

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, 512, 528, 704, 768, 1056, 1187, 1408, 1536, 2112, 2374, 2816, 3561, 4224, 4748, 5632, 7122, 8448, 9496, 13057, 14244, 16896, 18992, 26114, 28488, 37984, 39171, 52228, 56976, 75968, 78342, 104456, 113952, 151936, 156684, 208912, 227904, 303872, 313368, 417824, 455808, 607744, 626736, 835648, 911616, 1253472, 1671296, 1823232, 2506944, 3342592, 5013888, 6685184, 10027776, 20055552]

約数ペア:

[(1, 20055552), (2, 10027776), (3, 6685184), (4, 5013888), (6, 3342592), (8, 2506944), (11, 1823232), (12, 1671296), (16, 1253472), (22, 911616), (24, 835648), (32, 626736), (33, 607744), (44, 455808), (48, 417824), (64, 313368), (66, 303872), (88, 227904), (96, 208912), (128, 156684), (132, 151936), (176, 113952), (192, 104456), (256, 78342), (264, 75968), (352, 56976), (384, 52228), (512, 39171), (528, 37984), (704, 28488), (768, 26114), (1056, 18992), (1187, 16896), (1408, 14244), (1536, 13057), (2112, 9496), (2374, 8448), (2816, 7122), (3561, 5632), (4224, 4748)]