18921396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{121291}}^1$

素因数の和:121311

約数の個数: 24

約数和(自身を含む): 47546464

約数和(自身を除く): 28625068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 121291, 242582, 363873, 485164, 727746, 1455492, 1576783, 3153566, 4730349, 6307132, 9460698, 18921396]

約数ペア:

[(1, 18921396), (2, 9460698), (3, 6307132), (4, 4730349), (6, 3153566), (12, 1576783), (13, 1455492), (26, 727746), (39, 485164), (52, 363873), (78, 242582), (156, 121291)]