20934918

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{16381}}^1$

素因数の和:16460

約数の個数: 24

約数和(自身を含む): 46000656

約数和(自身を除く): 25065738

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 16381, 32762, 49143, 98286, 147429, 294858, 1163051, 2326102, 3489153, 6978306, 10467459, 20934918]

約数ペア:

[(1, 20934918), (2, 10467459), (3, 6978306), (6, 3489153), (9, 2326102), (18, 1163051), (71, 294858), (142, 147429), (213, 98286), (426, 49143), (639, 32762), (1278, 16381)]