19117530368

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{27067}}^1$

素因数の和:27203

約数の個数: 72

約数和(自身を含む): 39835434240

約数和(自身を除く): 20717903872

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 89, 124, 128, 178, 248, 256, 356, 496, 712, 992, 1424, 1984, 2759, 2848, 3968, 5518, 5696, 7936, 11036, 11392, 22072, 22784, 27067, 44144, 54134, 88288, 108268, 176576, 216536, 353152, 433072, 706304, 839077, 866144, 1678154, 1732288, 2408963, 3356308, 3464576, 4817926, 6712616, 6929152, 9635852, 13425232, 19271704, 26850464, 38543408, 53700928, 74677853, 77086816, 107401856, 149355706, 154173632, 214803712, 298711412, 308347264, 597422824, 616694528, 1194845648, 2389691296, 4779382592, 9558765184, 19117530368]

約数ペア:

[(1, 19117530368), (2, 9558765184), (4, 4779382592), (8, 2389691296), (16, 1194845648), (31, 616694528), (32, 597422824), (62, 308347264), (64, 298711412), (89, 214803712), (124, 154173632), (128, 149355706), (178, 107401856), (248, 77086816), (256, 74677853), (356, 53700928), (496, 38543408), (712, 26850464), (992, 19271704), (1424, 13425232), (1984, 9635852), (2759, 6929152), (2848, 6712616), (3968, 4817926), (5518, 3464576), (5696, 3356308), (7936, 2408963), (11036, 1732288), (11392, 1678154), (22072, 866144), (22784, 839077), (27067, 706304), (44144, 433072), (54134, 353152), (88288, 216536), (108268, 176576)]