19143081

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 29462400

約数和(自身を除く): 10319319

約数列:

[1, 3, 9, 27, 59, 61, 177, 183, 197, 531, 549, 591, 1593, 1647, 1773, 3599, 5319, 10797, 11623, 12017, 32391, 34869, 36051, 97173, 104607, 108153, 313821, 324459, 709003, 2127009, 6381027, 19143081]

約数ペア:

[(1, 19143081), (3, 6381027), (9, 2127009), (27, 709003), (59, 324459), (61, 313821), (177, 108153), (183, 104607), (197, 97173), (531, 36051), (549, 34869), (591, 32391), (1593, 12017), (1647, 11623), (1773, 10797), (3599, 5319)]