19009998

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{50291}}^1$

素因数の和:50309

約数の個数: 32

約数和(自身を含む): 48280320

約数和(自身を除く): 29270322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 50291, 100582, 150873, 301746, 352037, 452619, 704074, 905238, 1056111, 1357857, 2112222, 2715714, 3168333, 6336666, 9504999, 19009998]

約数ペア:

[(1, 19009998), (2, 9504999), (3, 6336666), (6, 3168333), (7, 2715714), (9, 2112222), (14, 1357857), (18, 1056111), (21, 905238), (27, 704074), (42, 452619), (54, 352037), (63, 301746), (126, 150873), (189, 100582), (378, 50291)]