18505370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{503}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 36070272

約数和(自身を除く): 17564902

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 283, 503, 566, 1006, 1415, 2515, 2830, 3679, 5030, 6539, 7358, 13078, 18395, 32695, 36790, 65390, 142349, 284698, 711745, 1423490, 1850537, 3701074, 9252685, 18505370]

約数ペア:

[(1, 18505370), (2, 9252685), (5, 3701074), (10, 1850537), (13, 1423490), (26, 711745), (65, 284698), (130, 142349), (283, 65390), (503, 36790), (566, 32695), (1006, 18395), (1415, 13078), (2515, 7358), (2830, 6539), (3679, 5030)]