19810934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{613}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 35277984

約数和(自身を除く): 15467050

約数列:

[1, 2, 11, 13, 22, 26, 113, 143, 226, 286, 613, 1226, 1243, 1469, 2486, 2938, 6743, 7969, 13486, 15938, 16159, 32318, 69269, 87659, 138538, 175318, 761959, 900497, 1523918, 1800994, 9905467, 19810934]

約数ペア:

[(1, 19810934), (2, 9905467), (11, 1800994), (13, 1523918), (22, 900497), (26, 761959), (113, 175318), (143, 138538), (226, 87659), (286, 69269), (613, 32318), (1226, 16159), (1243, 15938), (1469, 13486), (2486, 7969), (2938, 6743)]