20658402

素因数分解:

$2^1\times 3^7\times {\mathrm{4723}}^1$

素因数の和:4746

約数の個数: 32

約数和(自身を含む): 46484160

約数和(自身を除く): 25825758

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 4723, 9446, 14169, 28338, 42507, 85014, 127521, 255042, 382563, 765126, 1147689, 2295378, 3443067, 6886134, 10329201, 20658402]

約数ペア:

[(1, 20658402), (2, 10329201), (3, 6886134), (6, 3443067), (9, 2295378), (18, 1147689), (27, 765126), (54, 382563), (81, 255042), (162, 127521), (243, 85014), (486, 42507), (729, 28338), (1458, 14169), (2187, 9446), (4374, 4723)]