19798674

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{769}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 45386880

約数和(自身を除く): 25588206

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 613, 769, 1226, 1538, 1839, 2307, 3678, 4291, 4614, 5383, 8582, 10766, 12873, 16149, 25746, 32298, 471397, 942794, 1414191, 2828382, 3299779, 6599558, 9899337, 19798674]

約数ペア:

[(1, 19798674), (2, 9899337), (3, 6599558), (6, 3299779), (7, 2828382), (14, 1414191), (21, 942794), (42, 471397), (613, 32298), (769, 25746), (1226, 16149), (1538, 12873), (1839, 10766), (2307, 8582), (3678, 5383), (4291, 4614)]