20021256

素因数分解:

$2^3\times 3^6\times {\mathrm{3433}}^1$

素因数の和:3457

約数の個数: 56

約数和(自身を含む): 56300430

約数和(自身を除く): 36279174

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 3433, 5832, 6866, 10299, 13732, 20598, 27464, 30897, 41196, 61794, 82392, 92691, 123588, 185382, 247176, 278073, 370764, 556146, 741528, 834219, 1112292, 1668438, 2224584, 2502657, 3336876, 5005314, 6673752, 10010628, 20021256]

約数ペア:

[(1, 20021256), (2, 10010628), (3, 6673752), (4, 5005314), (6, 3336876), (8, 2502657), (9, 2224584), (12, 1668438), (18, 1112292), (24, 834219), (27, 741528), (36, 556146), (54, 370764), (72, 278073), (81, 247176), (108, 185382), (162, 123588), (216, 92691), (243, 82392), (324, 61794), (486, 41196), (648, 30897), (729, 27464), (972, 20598), (1458, 13732), (1944, 10299), (2916, 6866), (3433, 5832)]