419253172

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{620197}}^1$

素因数の和:620227

約数の個数: 18

約数和(自身を含む): 794473638

約数和(自身を除く): 375220466

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 620197, 1240394, 2480788, 8062561, 16125122, 32250244, 104813293, 209626586, 419253172]

約数ペア:

[(1, 419253172), (2, 209626586), (4, 104813293), (13, 32250244), (26, 16125122), (52, 8062561), (169, 2480788), (338, 1240394), (676, 620197)]