40163408

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{24371}}^1$

素因数の和:24482

約数の個数: 20

約数和(自身を含む): 78575328

約数和(自身を除く): 38411920

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 24371, 48742, 97484, 194968, 389936, 2510213, 5020426, 10040852, 20081704, 40163408]

約数ペア:

[(1, 40163408), (2, 20081704), (4, 10040852), (8, 5020426), (16, 2510213), (103, 389936), (206, 194968), (412, 97484), (824, 48742), (1648, 24371)]