19685718

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{84127}}^1$

素因数の和:84148

約数の個数: 24

約数和(自身を含む): 45933888

約数和(自身を除く): 26248170

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 84127, 168254, 252381, 504762, 757143, 1093651, 1514286, 2187302, 3280953, 6561906, 9842859, 19685718]

約数ペア:

[(1, 19685718), (2, 9842859), (3, 6561906), (6, 3280953), (9, 2187302), (13, 1514286), (18, 1093651), (26, 757143), (39, 504762), (78, 252381), (117, 168254), (234, 84127)]