19471004

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 40303872

約数和(自身を除く): 20832868

約数列:

[1, 2, 4, 7, 14, 28, 67, 97, 107, 134, 194, 214, 268, 388, 428, 469, 679, 749, 938, 1358, 1498, 1876, 2716, 2996, 6499, 7169, 10379, 12998, 14338, 20758, 25996, 28676, 41516, 45493, 50183, 72653, 90986, 100366, 145306, 181972, 200732, 290612, 695393, 1390786, 2781572, 4867751, 9735502, 19471004]

約数ペア:

[(1, 19471004), (2, 9735502), (4, 4867751), (7, 2781572), (14, 1390786), (28, 695393), (67, 290612), (97, 200732), (107, 181972), (134, 145306), (194, 100366), (214, 90986), (268, 72653), (388, 50183), (428, 45493), (469, 41516), (679, 28676), (749, 25996), (938, 20758), (1358, 14338), (1498, 12998), (1876, 10379), (2716, 7169), (2996, 6499)]