6638638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4261}}^1$

素因数の和:4323

約数の個数: 16

約数和(自身を含む): 10740240

約数和(自身を除く): 4101602

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 4261, 8522, 80959, 161918, 174701, 349402, 3319319, 6638638]

約数ペア:

[(1, 6638638), (2, 3319319), (19, 349402), (38, 174701), (41, 161918), (82, 80959), (779, 8522), (1558, 4261)]