2080358912

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{131071}}^1$

素因数の和:131120

約数の個数: 40

約数和(自身を含む): 4290772992

約数和(自身を除く): 2210414080

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 131071, 262142, 524284, 1048568, 2097136, 4063201, 4194272, 8126402, 8388544, 16252804, 16777088, 32505608, 33554176, 65011216, 67108352, 130022432, 260044864, 520089728, 1040179456, 2080358912]

約数ペア:

[(1, 2080358912), (2, 1040179456), (4, 520089728), (8, 260044864), (16, 130022432), (31, 67108352), (32, 65011216), (62, 33554176), (64, 32505608), (124, 16777088), (128, 16252804), (248, 8388544), (256, 8126402), (496, 4194272), (512, 4063201), (992, 2097136), (1984, 1048568), (3968, 524284), (7936, 262142), (15872, 131071)]