20163052

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4261}}^1$

素因数の和:4298

約数の個数: 36

約数和(自身を含む): 43676976

約数和(自身を除く): 23513924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4261, 4732, 8522, 17044, 29827, 55393, 59654, 110786, 119308, 221572, 387751, 720109, 775502, 1440218, 1551004, 2880436, 5040763, 10081526, 20163052]

約数ペア:

[(1, 20163052), (2, 10081526), (4, 5040763), (7, 2880436), (13, 1551004), (14, 1440218), (26, 775502), (28, 720109), (52, 387751), (91, 221572), (169, 119308), (182, 110786), (338, 59654), (364, 55393), (676, 29827), (1183, 17044), (2366, 8522), (4261, 4732)]