18392913

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{983}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 34384896

約数和(自身を除く): 15991983

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 891, 983, 1701, 2079, 2673, 2949, 6237, 6881, 8847, 10813, 18711, 20643, 26541, 32439, 61929, 75691, 79623, 97317, 185787, 227073, 238869, 291951, 557361, 681219, 875853, 1672083, 2043657, 2627559, 6130971, 18392913]

約数ペア:

[(1, 18392913), (3, 6130971), (7, 2627559), (9, 2043657), (11, 1672083), (21, 875853), (27, 681219), (33, 557361), (63, 291951), (77, 238869), (81, 227073), (99, 185787), (189, 97317), (231, 79623), (243, 75691), (297, 61929), (567, 32439), (693, 26541), (891, 20643), (983, 18711), (1701, 10813), (2079, 8847), (2673, 6881), (2949, 6237)]