30971996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3889}}^1$

素因数の和:4085

約数の個数: 24

約数和(自身を含む): 59470320

約数和(自身を除く): 28498324

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 3889, 3982, 7778, 7964, 15556, 42779, 85558, 171116, 703909, 1407818, 2815636, 7742999, 15485998, 30971996]

約数ペア:

[(1, 30971996), (2, 15485998), (4, 7742999), (11, 2815636), (22, 1407818), (44, 703909), (181, 171116), (362, 85558), (724, 42779), (1991, 15556), (3889, 7964), (3982, 7778)]