18870293032

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{54855503}}^1$

素因数の和:54855552

約数の個数: 16

約数和(自身を含む): 36204632640

約数和(自身を除く): 17334339608

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 54855503, 109711006, 219422012, 438844024, 2358786629, 4717573258, 9435146516, 18870293032]

約数ペア:

[(1, 18870293032), (2, 9435146516), (4, 4717573258), (8, 2358786629), (43, 438844024), (86, 219422012), (172, 109711006), (344, 54855503)]