18757046

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3929}}^1$

素因数の和:3980

約数の個数: 32

約数和(自身を含む): 36218880

約数和(自身を除く): 17461834

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 3929, 4774, 7858, 27503, 43219, 55006, 86438, 121799, 243598, 302533, 605066, 852593, 1339789, 1705186, 2679578, 9378523, 18757046]

約数ペア:

[(1, 18757046), (2, 9378523), (7, 2679578), (11, 1705186), (14, 1339789), (22, 852593), (31, 605066), (62, 302533), (77, 243598), (154, 121799), (217, 86438), (341, 55006), (434, 43219), (682, 27503), (2387, 7858), (3929, 4774)]