18066304

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 38678400

約数和(自身を除く): 20612096

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 157, 232, 248, 314, 464, 496, 628, 899, 928, 992, 1256, 1798, 1856, 1984, 2512, 3596, 3712, 3968, 4553, 4867, 5024, 7192, 9106, 9734, 10048, 14384, 18212, 19468, 20096, 28768, 36424, 38936, 57536, 72848, 77872, 115072, 141143, 145696, 155744, 282286, 291392, 311488, 564572, 582784, 622976, 1129144, 2258288, 4516576, 9033152, 18066304]

約数ペア:

[(1, 18066304), (2, 9033152), (4, 4516576), (8, 2258288), (16, 1129144), (29, 622976), (31, 582784), (32, 564572), (58, 311488), (62, 291392), (64, 282286), (116, 155744), (124, 145696), (128, 141143), (157, 115072), (232, 77872), (248, 72848), (314, 57536), (464, 38936), (496, 36424), (628, 28768), (899, 20096), (928, 19468), (992, 18212), (1256, 14384), (1798, 10048), (1856, 9734), (1984, 9106), (2512, 7192), (3596, 5024), (3712, 4867), (3968, 4553)]