18844256

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 38864448

約数和(自身を除く): 20020192

約数列:

[1, 2, 4, 8, 16, 32, 41, 53, 82, 106, 164, 212, 271, 328, 424, 542, 656, 848, 1084, 1312, 1696, 2168, 2173, 4336, 4346, 8672, 8692, 11111, 14363, 17384, 22222, 28726, 34768, 44444, 57452, 69536, 88888, 114904, 177776, 229808, 355552, 459616, 588883, 1177766, 2355532, 4711064, 9422128, 18844256]

約数ペア:

[(1, 18844256), (2, 9422128), (4, 4711064), (8, 2355532), (16, 1177766), (32, 588883), (41, 459616), (53, 355552), (82, 229808), (106, 177776), (164, 114904), (212, 88888), (271, 69536), (328, 57452), (424, 44444), (542, 34768), (656, 28726), (848, 22222), (1084, 17384), (1312, 14363), (1696, 11111), (2168, 8692), (2173, 8672), (4336, 4346)]