20465664

素因数分解:

$2^{11}\times 3^1\times {\mathrm{3331}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 54578160

約数和(自身を除く): 34112496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 2048, 3072, 3331, 6144, 6662, 9993, 13324, 19986, 26648, 39972, 53296, 79944, 106592, 159888, 213184, 319776, 426368, 639552, 852736, 1279104, 1705472, 2558208, 3410944, 5116416, 6821888, 10232832, 20465664]

約数ペア:

[(1, 20465664), (2, 10232832), (3, 6821888), (4, 5116416), (6, 3410944), (8, 2558208), (12, 1705472), (16, 1279104), (24, 852736), (32, 639552), (48, 426368), (64, 319776), (96, 213184), (128, 159888), (192, 106592), (256, 79944), (384, 53296), (512, 39972), (768, 26648), (1024, 19986), (1536, 13324), (2048, 9993), (3072, 6662), (3331, 6144)]