19426758

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{947}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 42045696

約数和(自身を除く): 22618938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263, 526, 789, 947, 1578, 1894, 2841, 3419, 5682, 6838, 10257, 12311, 20514, 24622, 36933, 73866, 249061, 498122, 747183, 1494366, 3237793, 6475586, 9713379, 19426758]

約数ペア:

[(1, 19426758), (2, 9713379), (3, 6475586), (6, 3237793), (13, 1494366), (26, 747183), (39, 498122), (78, 249061), (263, 73866), (526, 36933), (789, 24622), (947, 20514), (1578, 12311), (1894, 10257), (2841, 6838), (3419, 5682)]