19144918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23753}}^1$

素因数の和:23799

約数の個数: 16

約数和(自身を含む): 31925376

約数和(自身を除く): 12780458

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 23753, 47506, 308789, 617578, 736343, 1472686, 9572459, 19144918]

約数ペア:

[(1, 19144918), (2, 9572459), (13, 1472686), (26, 736343), (31, 617578), (62, 308789), (403, 47506), (806, 23753)]