20118379828

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{447991}}^1$

素因数の和:448207

約数の個数: 24

約数和(自身を含む): 35875199360

約数和(自身を除く): 15756819532

約数列:

[1, 2, 4, 103, 109, 206, 218, 412, 436, 11227, 22454, 44908, 447991, 895982, 1791964, 46143073, 48831019, 92286146, 97662038, 184572292, 195324076, 5029594957, 10059189914, 20118379828]

約数ペア:

[(1, 20118379828), (2, 10059189914), (4, 5029594957), (103, 195324076), (109, 184572292), (206, 97662038), (218, 92286146), (412, 48831019), (436, 46143073), (11227, 1791964), (22454, 895982), (44908, 447991)]