19922469

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 32640000

約数和(自身を除く): 12717531

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1019, 1029, 2793, 3057, 6517, 7133, 19361, 19551, 21399, 49931, 58083, 135527, 149793, 349517, 406581, 948689, 1048551, 2846067, 6640823, 19922469]

約数ペア:

[(1, 19922469), (3, 6640823), (7, 2846067), (19, 1048551), (21, 948689), (49, 406581), (57, 349517), (133, 149793), (147, 135527), (343, 58083), (399, 49931), (931, 21399), (1019, 19551), (1029, 19361), (2793, 7133), (3057, 6517)]