31309876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19423}}^1$

素因数の和:19471

約数の個数: 24

約数和(自身を含む): 60913664

約数和(自身を除く): 29603788

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 19423, 38846, 77692, 252499, 504998, 602113, 1009996, 1204226, 2408452, 7827469, 15654938, 31309876]

約数ペア:

[(1, 31309876), (2, 15654938), (4, 7827469), (13, 2408452), (26, 1204226), (31, 1009996), (52, 602113), (62, 504998), (124, 252499), (403, 77692), (806, 38846), (1612, 19423)]