20453973208

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{43334689}}^1$

素因数の和:43334754

約数の個数: 16

約数和(自身を含む): 39001221000

約数和(自身を除く): 18547247792

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 43334689, 86669378, 173338756, 346677512, 2556746651, 5113493302, 10226986604, 20453973208]

約数ペア:

[(1, 20453973208), (2, 10226986604), (4, 5113493302), (8, 2556746651), (59, 346677512), (118, 173338756), (236, 86669378), (472, 43334689)]