20594476

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 43513344

約数和(自身を除く): 22918868

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 113, 161, 226, 283, 322, 452, 566, 644, 791, 1132, 1582, 1981, 2599, 3164, 3962, 5198, 6509, 7924, 10396, 13018, 18193, 26036, 31979, 36386, 45563, 63958, 72772, 91126, 127916, 182252, 223853, 447706, 735517, 895412, 1471034, 2942068, 5148619, 10297238, 20594476]

約数ペア:

[(1, 20594476), (2, 10297238), (4, 5148619), (7, 2942068), (14, 1471034), (23, 895412), (28, 735517), (46, 447706), (92, 223853), (113, 182252), (161, 127916), (226, 91126), (283, 72772), (322, 63958), (452, 45563), (566, 36386), (644, 31979), (791, 26036), (1132, 18193), (1582, 13018), (1981, 10396), (2599, 7924), (3164, 6509), (3962, 5198)]