18717116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11497}}^1$

素因数の和:11549

約数の個数: 24

約数和(自身を含む): 36701616

約数和(自身を除く): 17984500

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 11497, 22994, 45988, 126467, 252934, 425389, 505868, 850778, 1701556, 4679279, 9358558, 18717116]

約数ペア:

[(1, 18717116), (2, 9358558), (4, 4679279), (11, 1701556), (22, 850778), (37, 505868), (44, 425389), (74, 252934), (148, 126467), (407, 45988), (814, 22994), (1628, 11497)]