18602786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 30697920

約数和(自身を除く): 12095134

約数列:

[1, 2, 19, 37, 38, 74, 101, 131, 202, 262, 703, 1406, 1919, 2489, 3737, 3838, 4847, 4978, 7474, 9694, 13231, 26462, 71003, 92093, 142006, 184186, 251389, 489547, 502778, 979094, 9301393, 18602786]

約数ペア:

[(1, 18602786), (2, 9301393), (19, 979094), (37, 502778), (38, 489547), (74, 251389), (101, 184186), (131, 142006), (202, 92093), (262, 71003), (703, 26462), (1406, 13231), (1919, 9694), (2489, 7474), (3737, 4978), (3838, 4847)]