20578476

素因数分解:

$2^2\times 3^1\times {\mathrm{787}}^1\times {\mathrm{2179}}^1$

素因数の和:2973

約数の個数: 24

約数和(自身を含む): 48099520

約数和(自身を除く): 27521044

約数列:

[1, 2, 3, 4, 6, 12, 787, 1574, 2179, 2361, 3148, 4358, 4722, 6537, 8716, 9444, 13074, 26148, 1714873, 3429746, 5144619, 6859492, 10289238, 20578476]

約数ペア:

[(1, 20578476), (2, 10289238), (3, 6859492), (4, 5144619), (6, 3429746), (12, 1714873), (787, 26148), (1574, 13074), (2179, 9444), (2361, 8716), (3148, 6537), (4358, 4722)]