20214618918

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{259161781}}^1$

素因数の和:259161799

約数の個数: 16

約数和(自身を含む): 43539179376

約数和(自身を除く): 23324560458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 259161781, 518323562, 777485343, 1554970686, 3369103153, 6738206306, 10107309459, 20214618918]

約数ペア:

[(1, 20214618918), (2, 10107309459), (3, 6738206306), (6, 3369103153), (13, 1554970686), (26, 777485343), (39, 518323562), (78, 259161781)]