18698966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65381}}^1$

素因数の和:65407

約数の個数: 16

約数和(自身を含む): 32952528

約数和(自身を除く): 14253562

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 65381, 130762, 719191, 849953, 1438382, 1699906, 9349483, 18698966]

約数ペア:

[(1, 18698966), (2, 9349483), (11, 1699906), (13, 1438382), (22, 849953), (26, 719191), (143, 130762), (286, 65381)]