19580858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 33903360

約数和(自身を除く): 14322502

約数列:

[1, 2, 11, 22, 29, 47, 58, 94, 319, 517, 638, 653, 1034, 1306, 1363, 2726, 7183, 14366, 14993, 18937, 29986, 30691, 37874, 61382, 208307, 337601, 416614, 675202, 890039, 1780078, 9790429, 19580858]

約数ペア:

[(1, 19580858), (2, 9790429), (11, 1780078), (22, 890039), (29, 675202), (47, 416614), (58, 337601), (94, 208307), (319, 61382), (517, 37874), (638, 30691), (653, 29986), (1034, 18937), (1306, 14993), (1363, 14366), (2726, 7183)]