42081904

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{661}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 85699872

約数和(自身を除く): 43617968

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 173, 184, 346, 368, 661, 692, 1322, 1384, 2644, 2768, 3979, 5288, 7958, 10576, 15203, 15916, 30406, 31832, 60812, 63664, 114353, 121624, 228706, 243248, 457412, 914824, 1829648, 2630119, 5260238, 10520476, 21040952, 42081904]

約数ペア:

[(1, 42081904), (2, 21040952), (4, 10520476), (8, 5260238), (16, 2630119), (23, 1829648), (46, 914824), (92, 457412), (173, 243248), (184, 228706), (346, 121624), (368, 114353), (661, 63664), (692, 60812), (1322, 31832), (1384, 30406), (2644, 15916), (2768, 15203), (3979, 10576), (5288, 7958)]