18420972

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{37441}}^1$

素因数の和:37489

約数の個数: 24

約数和(自身を含む): 44031792

約数和(自身を除く): 25610820

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 37441, 74882, 112323, 149764, 224646, 449292, 1535081, 3070162, 4605243, 6140324, 9210486, 18420972]

約数ペア:

[(1, 18420972), (2, 9210486), (3, 6140324), (4, 4605243), (6, 3070162), (12, 1535081), (41, 449292), (82, 224646), (123, 149764), (164, 112323), (246, 74882), (492, 37441)]