20335068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43451}}^1$

素因数の和:43474

約数の個数: 36

約数和(自身を含む): 55357848

約数和(自身を除く): 35022780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43451, 86902, 130353, 173804, 260706, 391059, 521412, 564863, 782118, 1129726, 1564236, 1694589, 2259452, 3389178, 5083767, 6778356, 10167534, 20335068]

約数ペア:

[(1, 20335068), (2, 10167534), (3, 6778356), (4, 5083767), (6, 3389178), (9, 2259452), (12, 1694589), (13, 1564236), (18, 1129726), (26, 782118), (36, 564863), (39, 521412), (52, 391059), (78, 260706), (117, 173804), (156, 130353), (234, 86902), (468, 43451)]