20221516

素因数分解:

$2^2\times 7^2\times {\mathrm{103171}}^1$

素因数の和:103189

約数の個数: 18

約数和(自身を含む): 41165628

約数和(自身を除く): 20944112

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 103171, 206342, 412684, 722197, 1444394, 2888788, 5055379, 10110758, 20221516]

約数ペア:

[(1, 20221516), (2, 10110758), (4, 5055379), (7, 2888788), (14, 1444394), (28, 722197), (49, 412684), (98, 206342), (196, 103171)]