220138902

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{643681}}^1$

素因数の和:643708

約数の個数: 24

約数和(自身を含む): 502071960

約数和(自身を除く): 281933058

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 643681, 1287362, 1931043, 3862086, 5793129, 11586258, 12229939, 24459878, 36689817, 73379634, 110069451, 220138902]

約数ペア:

[(1, 220138902), (2, 110069451), (3, 73379634), (6, 36689817), (9, 24459878), (18, 12229939), (19, 11586258), (38, 5793129), (57, 3862086), (114, 1931043), (171, 1287362), (342, 643681)]