18181086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 128

約数和(自身を含む): 49766400

約数和(自身を除く): 31585314

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 29, 33, 42, 46, 58, 59, 66, 69, 77, 87, 118, 138, 154, 161, 174, 177, 203, 231, 253, 319, 322, 354, 406, 413, 462, 483, 506, 609, 638, 649, 667, 759, 826, 957, 966, 1218, 1239, 1298, 1334, 1357, 1518, 1711, 1771, 1914, 1947, 2001, 2233, 2478, 2714, 3422, 3542, 3894, 4002, 4071, 4466, 4543, 4669, 5133, 5313, 6699, 7337, 8142, 9086, 9338, 9499, 10266, 10626, 11977, 13398, 13629, 14007, 14674, 14927, 18821, 18998, 22011, 23954, 27258, 28014, 28497, 29854, 35931, 37642, 39353, 44022, 44781, 51359, 56463, 56994, 71862, 78706, 89562, 102718, 104489, 112926, 118059, 131747, 154077, 208978, 236118, 263494, 275471, 308154, 313467, 395241, 432883, 550942, 626934, 790482, 826413, 865766, 1298649, 1652826, 2597298, 3030181, 6060362, 9090543, 18181086]

約数ペア:

[(1, 18181086), (2, 9090543), (3, 6060362), (6, 3030181), (7, 2597298), (11, 1652826), (14, 1298649), (21, 865766), (22, 826413), (23, 790482), (29, 626934), (33, 550942), (42, 432883), (46, 395241), (58, 313467), (59, 308154), (66, 275471), (69, 263494), (77, 236118), (87, 208978), (118, 154077), (138, 131747), (154, 118059), (161, 112926), (174, 104489), (177, 102718), (203, 89562), (231, 78706), (253, 71862), (319, 56994), (322, 56463), (354, 51359), (406, 44781), (413, 44022), (462, 39353), (483, 37642), (506, 35931), (609, 29854), (638, 28497), (649, 28014), (667, 27258), (759, 23954), (826, 22011), (957, 18998), (966, 18821), (1218, 14927), (1239, 14674), (1298, 14007), (1334, 13629), (1357, 13398), (1518, 11977), (1711, 10626), (1771, 10266), (1914, 9499), (1947, 9338), (2001, 9086), (2233, 8142), (2478, 7337), (2714, 6699), (3422, 5313), (3542, 5133), (3894, 4669), (4002, 4543), (4071, 4466)]