20048328

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{907}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 54534480

約数和(自身を除く): 34486152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 614, 907, 921, 1228, 1814, 1842, 2456, 2721, 2763, 3628, 3684, 5442, 5526, 7256, 7368, 8163, 10884, 11052, 16326, 21768, 22104, 32652, 65304, 278449, 556898, 835347, 1113796, 1670694, 2227592, 2506041, 3341388, 5012082, 6682776, 10024164, 20048328]

約数ペア:

[(1, 20048328), (2, 10024164), (3, 6682776), (4, 5012082), (6, 3341388), (8, 2506041), (9, 2227592), (12, 1670694), (18, 1113796), (24, 835347), (36, 556898), (72, 278449), (307, 65304), (614, 32652), (907, 22104), (921, 21768), (1228, 16326), (1814, 11052), (1842, 10884), (2456, 8163), (2721, 7368), (2763, 7256), (3628, 5526), (3684, 5442)]