20480394

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1367}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 44914176

約数和(自身を除く): 24433782

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 227, 454, 681, 1362, 1367, 2497, 2734, 4101, 4994, 7491, 8202, 14982, 15037, 30074, 45111, 90222, 310309, 620618, 930927, 1861854, 3413399, 6826798, 10240197, 20480394]

約数ペア:

[(1, 20480394), (2, 10240197), (3, 6826798), (6, 3413399), (11, 1861854), (22, 930927), (33, 620618), (66, 310309), (227, 90222), (454, 45111), (681, 30074), (1362, 15037), (1367, 14982), (2497, 8202), (2734, 7491), (4101, 4994)]