20296774

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 32703264

約数和(自身を除く): 12406490

約数列:

[1, 2, 43, 53, 61, 73, 86, 106, 122, 146, 2279, 2623, 3139, 3233, 3869, 4453, 4558, 5246, 6278, 6466, 7738, 8906, 139019, 166367, 191479, 236009, 278038, 332734, 382958, 472018, 10148387, 20296774]

約数ペア:

[(1, 20296774), (2, 10148387), (43, 472018), (53, 382958), (61, 332734), (73, 278038), (86, 236009), (106, 191479), (122, 166367), (146, 139019), (2279, 8906), (2623, 7738), (3139, 6466), (3233, 6278), (3869, 5246), (4453, 4558)]