20020496

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:471

約数の個数: 40

約数和(自身を含む): 40235520

約数和(自身を除く): 20215024

約数列:

[1, 2, 4, 8, 16, 47, 79, 94, 158, 188, 316, 337, 376, 632, 674, 752, 1264, 1348, 2696, 3713, 5392, 7426, 14852, 15839, 26623, 29704, 31678, 53246, 59408, 63356, 106492, 126712, 212984, 253424, 425968, 1251281, 2502562, 5005124, 10010248, 20020496]

約数ペア:

[(1, 20020496), (2, 10010248), (4, 5005124), (8, 2502562), (16, 1251281), (47, 425968), (79, 253424), (94, 212984), (158, 126712), (188, 106492), (316, 63356), (337, 59408), (376, 53246), (632, 31678), (674, 29704), (752, 26623), (1264, 15839), (1348, 14852), (2696, 7426), (3713, 5392)]