20000313

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3533}}^1$

素因数の和:3593

約数の個数: 24

約数和(自身を含む): 31424328

約数和(自身を除く): 11424015

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 3533, 5661, 10599, 31797, 60061, 130721, 180183, 392163, 540549, 1176489, 2222257, 6666771, 20000313]

約数ペア:

[(1, 20000313), (3, 6666771), (9, 2222257), (17, 1176489), (37, 540549), (51, 392163), (111, 180183), (153, 130721), (333, 60061), (629, 31797), (1887, 10599), (3533, 5661)]