18238773

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 30081024

約数和(自身を除く): 11842251

約数列:

[1, 3, 7, 17, 21, 47, 51, 119, 141, 329, 357, 799, 987, 1087, 2397, 3261, 5593, 7609, 16779, 18479, 22827, 51089, 55437, 129353, 153267, 357623, 388059, 868513, 1072869, 2605539, 6079591, 18238773]

約数ペア:

[(1, 18238773), (3, 6079591), (7, 2605539), (17, 1072869), (21, 868513), (47, 388059), (51, 357623), (119, 153267), (141, 129353), (329, 55437), (357, 51089), (799, 22827), (987, 18479), (1087, 16779), (2397, 7609), (3261, 5593)]