18239410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3889}}^1$

素因数の和:3970

約数の個数: 32

約数和(自身を含む): 38090880

約数和(自身を除く): 19851470

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 3889, 4690, 7778, 19445, 27223, 38890, 54446, 136115, 260563, 272230, 521126, 1302815, 1823941, 2605630, 3647882, 9119705, 18239410]

約数ペア:

[(1, 18239410), (2, 9119705), (5, 3647882), (7, 2605630), (10, 1823941), (14, 1302815), (35, 521126), (67, 272230), (70, 260563), (134, 136115), (335, 54446), (469, 38890), (670, 27223), (938, 19445), (2345, 7778), (3889, 4690)]