31239458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20051}}^1$

素因数の和:20113

約数の個数: 16

約数和(自身を含む): 50531040

約数和(自身を除く): 19291582

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 20051, 40102, 380969, 761938, 822091, 1644182, 15619729, 31239458]

約数ペア:

[(1, 31239458), (2, 15619729), (19, 1644182), (38, 822091), (41, 761938), (82, 380969), (779, 40102), (1558, 20051)]