18410931

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 34265088

約数和(自身を除く): 15854157

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 217, 231, 279, 341, 651, 693, 857, 1023, 1953, 2387, 2571, 3069, 5999, 7161, 7713, 9427, 17997, 21483, 26567, 28281, 53991, 65989, 79701, 84843, 185969, 197967, 239103, 292237, 557907, 593901, 876711, 1673721, 2045659, 2630133, 6136977, 18410931]

約数ペア:

[(1, 18410931), (3, 6136977), (7, 2630133), (9, 2045659), (11, 1673721), (21, 876711), (31, 593901), (33, 557907), (63, 292237), (77, 239103), (93, 197967), (99, 185969), (217, 84843), (231, 79701), (279, 65989), (341, 53991), (651, 28281), (693, 26567), (857, 21483), (1023, 17997), (1953, 9427), (2387, 7713), (2571, 7161), (3069, 5999)]