20338108

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23431}}^1$

素因数の和:23473

約数の個数: 24

約数和(自身を含む): 41990144

約数和(自身を除く): 21652036

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23431, 46862, 93724, 164017, 328034, 656068, 726361, 1452722, 2905444, 5084527, 10169054, 20338108]

約数ペア:

[(1, 20338108), (2, 10169054), (4, 5084527), (7, 2905444), (14, 1452722), (28, 726361), (31, 656068), (62, 328034), (124, 164017), (217, 93724), (434, 46862), (868, 23431)]