20113374872

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{863}}^1\times {\mathrm{67751}}^1$

素因数の和:68663

約数の個数: 32

約数和(自身を含む): 38634900480

約数和(自身を除く): 18521525608

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 863, 1726, 3452, 6904, 37109, 67751, 74218, 135502, 148436, 271004, 296872, 542008, 2913293, 5826586, 11653172, 23306344, 58469113, 116938226, 233876452, 467752904, 2514171859, 5028343718, 10056687436, 20113374872]

約数ペア:

[(1, 20113374872), (2, 10056687436), (4, 5028343718), (8, 2514171859), (43, 467752904), (86, 233876452), (172, 116938226), (344, 58469113), (863, 23306344), (1726, 11653172), (3452, 5826586), (6904, 2913293), (37109, 542008), (67751, 296872), (74218, 271004), (135502, 148436)]