198857936

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{907}}^1$

素因数の和:1179

約数の個数: 40

約数和(自身を含む): 393171264

約数和(自身を除く): 194313328

約数列:

[1, 2, 4, 8, 16, 71, 142, 193, 284, 386, 568, 772, 907, 1136, 1544, 1814, 3088, 3628, 7256, 13703, 14512, 27406, 54812, 64397, 109624, 128794, 175051, 219248, 257588, 350102, 515176, 700204, 1030352, 1400408, 2800816, 12428621, 24857242, 49714484, 99428968, 198857936]

約数ペア:

[(1, 198857936), (2, 99428968), (4, 49714484), (8, 24857242), (16, 12428621), (71, 2800816), (142, 1400408), (193, 1030352), (284, 700204), (386, 515176), (568, 350102), (772, 257588), (907, 219248), (1136, 175051), (1544, 128794), (1814, 109624), (3088, 64397), (3628, 54812), (7256, 27406), (13703, 14512)]