19992864

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 56306880

約数和(自身を除く): 36314016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 97, 113, 114, 152, 194, 226, 228, 291, 304, 339, 388, 452, 456, 582, 608, 678, 776, 904, 912, 1164, 1356, 1552, 1808, 1824, 1843, 2147, 2328, 2712, 3104, 3616, 3686, 4294, 4656, 5424, 5529, 6441, 7372, 8588, 9312, 10848, 10961, 11058, 12882, 14744, 17176, 21922, 22116, 25764, 29488, 32883, 34352, 43844, 44232, 51528, 58976, 65766, 68704, 87688, 88464, 103056, 131532, 175376, 176928, 206112, 208259, 263064, 350752, 416518, 526128, 624777, 833036, 1052256, 1249554, 1666072, 2499108, 3332144, 4998216, 6664288, 9996432, 19992864]

約数ペア:

[(1, 19992864), (2, 9996432), (3, 6664288), (4, 4998216), (6, 3332144), (8, 2499108), (12, 1666072), (16, 1249554), (19, 1052256), (24, 833036), (32, 624777), (38, 526128), (48, 416518), (57, 350752), (76, 263064), (96, 208259), (97, 206112), (113, 176928), (114, 175376), (152, 131532), (194, 103056), (226, 88464), (228, 87688), (291, 68704), (304, 65766), (339, 58976), (388, 51528), (452, 44232), (456, 43844), (582, 34352), (608, 32883), (678, 29488), (776, 25764), (904, 22116), (912, 21922), (1164, 17176), (1356, 14744), (1552, 12882), (1808, 11058), (1824, 10961), (1843, 10848), (2147, 9312), (2328, 8588), (2712, 7372), (3104, 6441), (3616, 5529), (3686, 5424), (4294, 4656)]