20745584776

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3819143}}^1$

素因数の和:3819253

約数の個数: 32

約数和(自身を含む): 44913133440

約数和(自身を除く): 24167548664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 5432, 3819143, 7638286, 15276572, 26734001, 30553144, 53468002, 106936004, 213872008, 370456871, 740913742, 1481827484, 2593198097, 2963654968, 5186396194, 10372792388, 20745584776]

約数ペア:

[(1, 20745584776), (2, 10372792388), (4, 5186396194), (7, 2963654968), (8, 2593198097), (14, 1481827484), (28, 740913742), (56, 370456871), (97, 213872008), (194, 106936004), (388, 53468002), (679, 30553144), (776, 26734001), (1358, 15276572), (2716, 7638286), (5432, 3819143)]