19739632

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5903}}^1$

素因数の和:5941

約数の個数: 40

約数和(自身を含む): 43925760

約数和(自身を除く): 24186128

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5903, 11806, 23612, 47224, 64933, 94448, 112157, 129866, 224314, 259732, 448628, 519464, 897256, 1038928, 1233727, 1794512, 2467454, 4934908, 9869816, 19739632]

約数ペア:

[(1, 19739632), (2, 9869816), (4, 4934908), (8, 2467454), (11, 1794512), (16, 1233727), (19, 1038928), (22, 897256), (38, 519464), (44, 448628), (76, 259732), (88, 224314), (152, 129866), (176, 112157), (209, 94448), (304, 64933), (418, 47224), (836, 23612), (1672, 11806), (3344, 5903)]