19972822

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 32749920

約数和(自身を除く): 12777098

約数列:

[1, 2, 29, 37, 41, 58, 74, 82, 227, 454, 1073, 1189, 1517, 2146, 2378, 3034, 6583, 8399, 9307, 13166, 16798, 18614, 43993, 87986, 243571, 269903, 344359, 487142, 539806, 688718, 9986411, 19972822]

約数ペア:

[(1, 19972822), (2, 9986411), (29, 688718), (37, 539806), (41, 487142), (58, 344359), (74, 269903), (82, 243571), (227, 87986), (454, 43993), (1073, 18614), (1189, 16798), (1517, 13166), (2146, 9307), (2378, 8399), (3034, 6583)]