1620019942

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{209359}}^1$

素因数の和:209487

約数の個数: 16

約数和(自身を含む): 2509807680

約数和(自身を除く): 889787738

約数列:

[1, 2, 53, 73, 106, 146, 3869, 7738, 209359, 418718, 11096027, 15283207, 22192054, 30566414, 810009971, 1620019942]

約数ペア:

[(1, 1620019942), (2, 810009971), (53, 30566414), (73, 22192054), (106, 15283207), (146, 11096027), (3869, 418718), (7738, 209359)]