20903814

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{24709}}^1$

素因数の和:24764

約数の個数: 24

約数和(自身を含む): 46257120

約数和(自身を除く): 25353306

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 24709, 49418, 74127, 148254, 222381, 444762, 1161323, 2322646, 3483969, 6967938, 10451907, 20903814]

約数ペア:

[(1, 20903814), (2, 10451907), (3, 6967938), (6, 3483969), (9, 2322646), (18, 1161323), (47, 444762), (94, 222381), (141, 148254), (282, 74127), (423, 49418), (846, 24709)]