20843914

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16361}}^1$

素因数の和:16390

約数の個数: 24

約数和(自身を含む): 39170628

約数和(自身を除く): 18326714

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16361, 32722, 114527, 212693, 229054, 425386, 801689, 1488851, 1603378, 2977702, 10421957, 20843914]

約数ペア:

[(1, 20843914), (2, 10421957), (7, 2977702), (13, 1603378), (14, 1488851), (26, 801689), (49, 425386), (91, 229054), (98, 212693), (182, 114527), (637, 32722), (1274, 16361)]