18970214403

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47544397}}^1$

素因数の和:47544426

約数の個数: 16

約数和(自身を含む): 30428414720

約数和(自身を除く): 11458200317

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 47544397, 142633191, 332810779, 903343543, 998432337, 2710030629, 6323404801, 18970214403]

約数ペア:

[(1, 18970214403), (3, 6323404801), (7, 2710030629), (19, 998432337), (21, 903343543), (57, 332810779), (133, 142633191), (399, 47544397)]