19786442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2447}}^1$

素因数の和:2773

約数の個数: 16

約数和(自身を含む): 32078592

約数和(自身を除く): 12292150

約数列:

[1, 2, 13, 26, 311, 622, 2447, 4043, 4894, 8086, 31811, 63622, 761017, 1522034, 9893221, 19786442]

約数ペア:

[(1, 19786442), (2, 9893221), (13, 1522034), (26, 761017), (311, 63622), (622, 31811), (2447, 8086), (4043, 4894)]