18374829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 27907200

約数和(自身を除く): 9532371

約数列:

[1, 3, 11, 33, 37, 101, 111, 149, 303, 407, 447, 1111, 1221, 1639, 3333, 3737, 4917, 5513, 11211, 15049, 16539, 41107, 45147, 60643, 123321, 165539, 181929, 496617, 556813, 1670439, 6124943, 18374829]

約数ペア:

[(1, 18374829), (3, 6124943), (11, 1670439), (33, 556813), (37, 496617), (101, 181929), (111, 165539), (149, 123321), (303, 60643), (407, 45147), (447, 41107), (1111, 16539), (1221, 15049), (1639, 11211), (3333, 5513), (3737, 4917)]