18008768

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:385

約数の個数: 56

約数和(自身を含む): 38282880

約数和(自身を除く): 20274112

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 232, 248, 313, 464, 496, 626, 899, 928, 992, 1252, 1798, 1856, 1984, 2504, 3596, 5008, 7192, 9077, 9703, 10016, 14384, 18154, 19406, 20032, 28768, 36308, 38812, 57536, 72616, 77624, 145232, 155248, 281387, 290464, 310496, 562774, 580928, 620992, 1125548, 2251096, 4502192, 9004384, 18008768]

約数ペア:

[(1, 18008768), (2, 9004384), (4, 4502192), (8, 2251096), (16, 1125548), (29, 620992), (31, 580928), (32, 562774), (58, 310496), (62, 290464), (64, 281387), (116, 155248), (124, 145232), (232, 77624), (248, 72616), (313, 57536), (464, 38812), (496, 36308), (626, 28768), (899, 20032), (928, 19406), (992, 18154), (1252, 14384), (1798, 10016), (1856, 9703), (1984, 9077), (2504, 7192), (3596, 5008)]