18073408

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:287

約数の個数: 56

約数和(自身を含む): 38404800

約数和(自身を除く): 20331392

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 89, 152, 167, 178, 304, 334, 356, 608, 668, 712, 1216, 1336, 1424, 1691, 2672, 2848, 3173, 3382, 5344, 5696, 6346, 6764, 10688, 12692, 13528, 14863, 25384, 27056, 29726, 50768, 54112, 59452, 101536, 108224, 118904, 203072, 237808, 282397, 475616, 564794, 951232, 1129588, 2259176, 4518352, 9036704, 18073408]

約数ペア:

[(1, 18073408), (2, 9036704), (4, 4518352), (8, 2259176), (16, 1129588), (19, 951232), (32, 564794), (38, 475616), (64, 282397), (76, 237808), (89, 203072), (152, 118904), (167, 108224), (178, 101536), (304, 59452), (334, 54112), (356, 50768), (608, 29726), (668, 27056), (712, 25384), (1216, 14863), (1336, 13528), (1424, 12692), (1691, 10688), (2672, 6764), (2848, 6346), (3173, 5696), (3382, 5344)]