20512382996

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4851557}}^1$

素因数の和:4851719

約数の個数: 24

約数和(自身を含む): 41296461696

約数和(自身を除く): 20784078700

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 4851557, 9703114, 19406228, 33960899, 67921798, 135843596, 732585107, 1465170214, 2930340428, 5128095749, 10256191498, 20512382996]

約数ペア:

[(1, 20512382996), (2, 10256191498), (4, 5128095749), (7, 2930340428), (14, 1465170214), (28, 732585107), (151, 135843596), (302, 67921798), (604, 33960899), (1057, 19406228), (2114, 9703114), (4228, 4851557)]