18982098

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 72

約数和(自身を含む): 45257940

約数和(自身を除く): 26275842

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 41, 51, 82, 89, 102, 123, 153, 178, 246, 267, 289, 306, 369, 534, 578, 697, 738, 801, 867, 1394, 1513, 1602, 1734, 2091, 2601, 3026, 3649, 4182, 4539, 5202, 6273, 7298, 9078, 10947, 11849, 12546, 13617, 21894, 23698, 25721, 27234, 32841, 35547, 51442, 62033, 65682, 71094, 77163, 106641, 124066, 154326, 186099, 213282, 231489, 372198, 462978, 558297, 1054561, 1116594, 2109122, 3163683, 6327366, 9491049, 18982098]

約数ペア:

[(1, 18982098), (2, 9491049), (3, 6327366), (6, 3163683), (9, 2109122), (17, 1116594), (18, 1054561), (34, 558297), (41, 462978), (51, 372198), (82, 231489), (89, 213282), (102, 186099), (123, 154326), (153, 124066), (178, 106641), (246, 77163), (267, 71094), (289, 65682), (306, 62033), (369, 51442), (534, 35547), (578, 32841), (697, 27234), (738, 25721), (801, 23698), (867, 21894), (1394, 13617), (1513, 12546), (1602, 11849), (1734, 10947), (2091, 9078), (2601, 7298), (3026, 6273), (3649, 5202), (4182, 4539)]