20473012

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{331}}^1$

素因数の和:436

約数の個数: 36

約数和(自身を含む): 41962144

約数和(自身を除く): 21489132

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 331, 658, 662, 1316, 1324, 2209, 2317, 4418, 4634, 8836, 9268, 15463, 15557, 30926, 31114, 61852, 62228, 108899, 217798, 435596, 731179, 1462358, 2924716, 5118253, 10236506, 20473012]

約数ペア:

[(1, 20473012), (2, 10236506), (4, 5118253), (7, 2924716), (14, 1462358), (28, 731179), (47, 435596), (94, 217798), (188, 108899), (329, 62228), (331, 61852), (658, 31114), (662, 30926), (1316, 15557), (1324, 15463), (2209, 9268), (2317, 8836), (4418, 4634)]