19884195

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2243}}^1$

素因数の和:2451

約数の個数: 24

約数和(自身を含む): 34656336

約数和(自身を除く): 14772141

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2243, 2955, 6729, 8865, 11215, 20187, 33645, 100935, 441871, 1325613, 2209355, 3976839, 6628065, 19884195]

約数ペア:

[(1, 19884195), (3, 6628065), (5, 3976839), (9, 2209355), (15, 1325613), (45, 441871), (197, 100935), (591, 33645), (985, 20187), (1773, 11215), (2243, 8865), (2955, 6729)]