201916385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{7477}}^1$

素因数の和:7984

約数の個数: 16

約数和(自身を含む): 264900672

約数和(自身を除く): 62984287

約数列:

[1, 5, 11, 55, 491, 2455, 5401, 7477, 27005, 37385, 82247, 411235, 3671207, 18356035, 40383277, 201916385]

約数ペア:

[(1, 201916385), (5, 40383277), (11, 18356035), (55, 3671207), (491, 411235), (2455, 82247), (5401, 37385), (7477, 27005)]