18908464

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40751}}^1$

素因数の和:40788

約数の個数: 20

約数和(自身を含む): 37899360

約数和(自身を除く): 18990896

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40751, 81502, 163004, 326008, 652016, 1181779, 2363558, 4727116, 9454232, 18908464]

約数ペア:

[(1, 18908464), (2, 9454232), (4, 4727116), (8, 2363558), (16, 1181779), (29, 652016), (58, 326008), (116, 163004), (232, 81502), (464, 40751)]