20084531968

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{24571}}^1$

素因数の和:24721

約数の個数: 72

約数和(自身を含む): 41787339776

約数和(自身を除く): 21702807808

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 103, 124, 128, 206, 248, 256, 412, 496, 824, 992, 1648, 1984, 3193, 3296, 3968, 6386, 6592, 7936, 12772, 13184, 24571, 25544, 26368, 49142, 51088, 98284, 102176, 196568, 204352, 393136, 408704, 761701, 786272, 817408, 1523402, 1572544, 2530813, 3046804, 3145088, 5061626, 6093608, 6290176, 10123252, 12187216, 20246504, 24374432, 40493008, 48748864, 78455203, 80986016, 97497728, 156910406, 161972032, 194995456, 313820812, 323944064, 627641624, 647888128, 1255283248, 2510566496, 5021132992, 10042265984, 20084531968]

約数ペア:

[(1, 20084531968), (2, 10042265984), (4, 5021132992), (8, 2510566496), (16, 1255283248), (31, 647888128), (32, 627641624), (62, 323944064), (64, 313820812), (103, 194995456), (124, 161972032), (128, 156910406), (206, 97497728), (248, 80986016), (256, 78455203), (412, 48748864), (496, 40493008), (824, 24374432), (992, 20246504), (1648, 12187216), (1984, 10123252), (3193, 6290176), (3296, 6093608), (3968, 5061626), (6386, 3145088), (6592, 3046804), (7936, 2530813), (12772, 1572544), (13184, 1523402), (24571, 817408), (25544, 786272), (26368, 761701), (49142, 408704), (51088, 393136), (98284, 204352), (102176, 196568)]