19186442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 13472758

約数列:

[1, 2, 11, 22, 41, 82, 89, 178, 239, 451, 478, 902, 979, 1958, 2629, 3649, 5258, 7298, 9799, 19598, 21271, 40139, 42542, 80278, 107789, 215578, 233981, 467962, 872111, 1744222, 9593221, 19186442]

約数ペア:

[(1, 19186442), (2, 9593221), (11, 1744222), (22, 872111), (41, 467962), (82, 233981), (89, 215578), (178, 107789), (239, 80278), (451, 42542), (478, 40139), (902, 21271), (979, 19598), (1958, 9799), (2629, 7298), (3649, 5258)]