19826865

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15193}}^1$

素因数の和:15233

約数の個数: 24

約数和(自身を含む): 35553960

約数和(自身を除く): 15727095

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 15193, 45579, 75965, 136737, 227895, 440597, 683685, 1321791, 2202985, 3965373, 6608955, 19826865]

約数ペア:

[(1, 19826865), (3, 6608955), (5, 3965373), (9, 2202985), (15, 1321791), (29, 683685), (45, 440597), (87, 227895), (145, 136737), (261, 75965), (435, 45579), (1305, 15193)]