19001937

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^2\times {\mathrm{83}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 27560736

約数和(自身を除く): 8558799

約数列:

[1, 3, 17, 51, 67, 83, 201, 249, 1139, 1411, 3417, 4233, 4489, 5561, 13467, 16683, 76313, 94537, 228939, 283611, 372587, 1117761, 6333979, 19001937]

約数ペア:

[(1, 19001937), (3, 6333979), (17, 1117761), (51, 372587), (67, 283611), (83, 228939), (201, 94537), (249, 76313), (1139, 16683), (1411, 13467), (3417, 5561), (4233, 4489)]