20104788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{683}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 51480576

約数和(自身を除く): 31375788

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 223, 446, 669, 683, 892, 1338, 1366, 2049, 2453, 2676, 2732, 4098, 4906, 7359, 7513, 8196, 9812, 14718, 15026, 22539, 29436, 30052, 45078, 90156, 152309, 304618, 456927, 609236, 913854, 1675399, 1827708, 3350798, 5026197, 6701596, 10052394, 20104788]

約数ペア:

[(1, 20104788), (2, 10052394), (3, 6701596), (4, 5026197), (6, 3350798), (11, 1827708), (12, 1675399), (22, 913854), (33, 609236), (44, 456927), (66, 304618), (132, 152309), (223, 90156), (446, 45078), (669, 30052), (683, 29436), (892, 22539), (1338, 15026), (1366, 14718), (2049, 9812), (2453, 8196), (2676, 7513), (2732, 7359), (4098, 4906)]