254109584

素因数分解:

$2^4\times {\mathrm{739}}^1\times {\mathrm{21491}}^1$

素因数の和:22238

約数の個数: 20

約数和(自身を含む): 493026480

約数和(自身を除く): 238916896

約数列:

[1, 2, 4, 8, 16, 739, 1478, 2956, 5912, 11824, 21491, 42982, 85964, 171928, 343856, 15881849, 31763698, 63527396, 127054792, 254109584]

約数ペア:

[(1, 254109584), (2, 127054792), (4, 63527396), (8, 31763698), (16, 15881849), (739, 343856), (1478, 171928), (2956, 85964), (5912, 42982), (11824, 21491)]