18068752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{86869}}^1$

素因数の和:86890

約数の個数: 20

約数和(自身を含む): 37701580

約数和(自身を除く): 19632828

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 86869, 173738, 347476, 694952, 1129297, 1389904, 2258594, 4517188, 9034376, 18068752]

約数ペア:

[(1, 18068752), (2, 9034376), (4, 4517188), (8, 2258594), (13, 1389904), (16, 1129297), (26, 694952), (52, 347476), (104, 173738), (208, 86869)]