20087873024

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1265617}}^1$

素因数の和:1265666

約数の個数: 40

約数和(自身を含む): 41431270848

約数和(自身を除く): 21343397824

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 1265617, 2531234, 5062468, 10124936, 20249872, 39234127, 40499744, 78468254, 80999488, 156936508, 161998976, 313873016, 323997952, 627746032, 647995904, 1255492064, 2510984128, 5021968256, 10043936512, 20087873024]

約数ペア:

[(1, 20087873024), (2, 10043936512), (4, 5021968256), (8, 2510984128), (16, 1255492064), (31, 647995904), (32, 627746032), (62, 323997952), (64, 313873016), (124, 161998976), (128, 156936508), (248, 80999488), (256, 78468254), (496, 40499744), (512, 39234127), (992, 20249872), (1984, 10124936), (3968, 5062468), (7936, 2531234), (15872, 1265617)]