42715984

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{39847}}^1$

素因数の和:39922

約数の個数: 20

約数和(自身を含む): 83999584

約数和(自身を除く): 41283600

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 39847, 79694, 159388, 318776, 637552, 2669749, 5339498, 10678996, 21357992, 42715984]

約数ペア:

[(1, 42715984), (2, 21357992), (4, 10678996), (8, 5339498), (16, 2669749), (67, 637552), (134, 318776), (268, 159388), (536, 79694), (1072, 39847)]