20176941018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258678731}}^1$

素因数の和:258678749

約数の個数: 16

約数和(自身を含む): 43458026976

約数和(自身を除く): 23281085958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258678731, 517357462, 776036193, 1552072386, 3362823503, 6725647006, 10088470509, 20176941018]

約数ペア:

[(1, 20176941018), (2, 10088470509), (3, 6725647006), (6, 3362823503), (13, 1552072386), (26, 776036193), (39, 517357462), (78, 258678731)]