18581332

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 43997184

約数和(自身を除く): 25415852

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 43, 44, 46, 61, 77, 86, 92, 122, 154, 161, 172, 244, 253, 301, 308, 322, 427, 473, 506, 602, 644, 671, 854, 946, 989, 1012, 1204, 1342, 1403, 1708, 1771, 1892, 1978, 2623, 2684, 2806, 3311, 3542, 3956, 4697, 5246, 5612, 6622, 6923, 7084, 9394, 9821, 10492, 10879, 13244, 13846, 15433, 18361, 18788, 19642, 21758, 27692, 28853, 30866, 36722, 39284, 43516, 57706, 60329, 61732, 73444, 76153, 108031, 115412, 120658, 152306, 201971, 216062, 241316, 304612, 403942, 422303, 432124, 663619, 807884, 844606, 1327238, 1689212, 2654476, 4645333, 9290666, 18581332]

約数ペア:

[(1, 18581332), (2, 9290666), (4, 4645333), (7, 2654476), (11, 1689212), (14, 1327238), (22, 844606), (23, 807884), (28, 663619), (43, 432124), (44, 422303), (46, 403942), (61, 304612), (77, 241316), (86, 216062), (92, 201971), (122, 152306), (154, 120658), (161, 115412), (172, 108031), (244, 76153), (253, 73444), (301, 61732), (308, 60329), (322, 57706), (427, 43516), (473, 39284), (506, 36722), (602, 30866), (644, 28853), (671, 27692), (854, 21758), (946, 19642), (989, 18788), (1012, 18361), (1204, 15433), (1342, 13846), (1403, 13244), (1708, 10879), (1771, 10492), (1892, 9821), (1978, 9394), (2623, 7084), (2684, 6923), (2806, 6622), (3311, 5612), (3542, 5246), (3956, 4697)]