19777836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{126781}}^1$

素因数の和:126801

約数の個数: 24

約数和(自身を含む): 49698544

約数和(自身を除く): 29920708

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 126781, 253562, 380343, 507124, 760686, 1521372, 1648153, 3296306, 4944459, 6592612, 9888918, 19777836]

約数ペア:

[(1, 19777836), (2, 9888918), (3, 6592612), (4, 4944459), (6, 3296306), (12, 1648153), (13, 1521372), (26, 760686), (39, 507124), (52, 380343), (78, 253562), (156, 126781)]