20618676

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{3389}}^1$

素因数の和:3425

約数の個数: 54

約数和(自身を含む): 56453670

約数和(自身を除く): 35834994

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 3389, 6084, 6778, 10167, 13556, 20334, 30501, 40668, 44057, 61002, 88114, 122004, 132171, 176228, 264342, 396513, 528684, 572741, 793026, 1145482, 1586052, 1718223, 2290964, 3436446, 5154669, 6872892, 10309338, 20618676]

約数ペア:

[(1, 20618676), (2, 10309338), (3, 6872892), (4, 5154669), (6, 3436446), (9, 2290964), (12, 1718223), (13, 1586052), (18, 1145482), (26, 793026), (36, 572741), (39, 528684), (52, 396513), (78, 264342), (117, 176228), (156, 132171), (169, 122004), (234, 88114), (338, 61002), (468, 44057), (507, 40668), (676, 30501), (1014, 20334), (1521, 13556), (2028, 10167), (3042, 6778), (3389, 6084)]