19730586

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 40471488

約数和(自身を除く): 20740902

約数列:

[1, 2, 3, 6, 73, 107, 146, 214, 219, 321, 421, 438, 642, 842, 1263, 2526, 7811, 15622, 23433, 30733, 45047, 46866, 61466, 90094, 92199, 135141, 184398, 270282, 3288431, 6576862, 9865293, 19730586]

約数ペア:

[(1, 19730586), (2, 9865293), (3, 6576862), (6, 3288431), (73, 270282), (107, 184398), (146, 135141), (214, 92199), (219, 90094), (321, 61466), (421, 46866), (438, 45047), (642, 30733), (842, 23433), (1263, 15622), (2526, 7811)]