20284688

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43717}}^1$

素因数の和:43754

約数の個数: 20

約数和(自身を含む): 40657740

約数和(自身を除く): 20373052

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43717, 87434, 174868, 349736, 699472, 1267793, 2535586, 5071172, 10142344, 20284688]

約数ペア:

[(1, 20284688), (2, 10142344), (4, 5071172), (8, 2535586), (16, 1267793), (29, 699472), (58, 349736), (116, 174868), (232, 87434), (464, 43717)]