40019968

素因数分解:

$2^{11}\times {\mathrm{19541}}^1$

素因数の和:19563

約数の個数: 24

約数和(自身を含む): 80024490

約数和(自身を除く): 40004522

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 19541, 39082, 78164, 156328, 312656, 625312, 1250624, 2501248, 5002496, 10004992, 20009984, 40019968]

約数ペア:

[(1, 40019968), (2, 20009984), (4, 10004992), (8, 5002496), (16, 2501248), (32, 1250624), (64, 625312), (128, 312656), (256, 156328), (512, 78164), (1024, 39082), (2048, 19541)]