20218219838

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{14771}}^1$

素因数の和:15212

約数の個数: 32

約数和(自身を含む): 31827751200

約数和(自身を除く): 11609531362

約数列:

[1, 2, 37, 53, 74, 106, 349, 698, 1961, 3922, 12913, 14771, 18497, 25826, 29542, 36994, 546527, 684389, 782863, 1093054, 1368778, 1565726, 5155079, 10310158, 28965931, 57931862, 190737923, 273219187, 381475846, 546438374, 10109109919, 20218219838]

約数ペア:

[(1, 20218219838), (2, 10109109919), (37, 546438374), (53, 381475846), (74, 273219187), (106, 190737923), (349, 57931862), (698, 28965931), (1961, 10310158), (3922, 5155079), (12913, 1565726), (14771, 1368778), (18497, 1093054), (25826, 782863), (29542, 684389), (36994, 546527)]