20457826914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487091117}}^1$

素因数の和:487091129

約数の個数: 16

約数和(自身を含む): 46760747328

約数和(自身を除く): 26302920414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487091117, 974182234, 1461273351, 2922546702, 3409637819, 6819275638, 10228913457, 20457826914]

約数ペア:

[(1, 20457826914), (2, 10228913457), (3, 6819275638), (6, 3409637819), (7, 2922546702), (14, 1461273351), (21, 974182234), (42, 487091117)]