620790872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{192553}}^1$

素因数の和:192603

約数の個数: 32

約数和(自身を含む): 1293962880

約数和(自身を除く): 673172008

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 192553, 385106, 770212, 1540424, 2503189, 5006378, 5969143, 10012756, 11938286, 20025512, 23876572, 47753144, 77598859, 155197718, 310395436, 620790872]

約数ペア:

[(1, 620790872), (2, 310395436), (4, 155197718), (8, 77598859), (13, 47753144), (26, 23876572), (31, 20025512), (52, 11938286), (62, 10012756), (104, 5969143), (124, 5006378), (248, 2503189), (403, 1540424), (806, 770212), (1612, 385106), (3224, 192553)]