20474055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{64997}}^1$

素因数の和:65015

約数の個数: 24

約数和(自身を含む): 40558752

約数和(自身を除く): 20084697

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 64997, 194991, 324985, 454979, 584973, 974955, 1364937, 2274895, 2924865, 4094811, 6824685, 20474055]

約数ペア:

[(1, 20474055), (3, 6824685), (5, 4094811), (7, 2924865), (9, 2274895), (15, 1364937), (21, 974955), (35, 584973), (45, 454979), (63, 324985), (105, 194991), (315, 64997)]