18411316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 42364224

約数和(自身を除く): 23952908

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 113, 154, 161, 226, 253, 308, 322, 452, 506, 529, 644, 791, 1012, 1058, 1243, 1582, 1771, 2116, 2486, 2599, 3164, 3542, 3703, 4972, 5198, 5819, 7084, 7406, 8701, 10396, 11638, 14812, 17402, 18193, 23276, 28589, 34804, 36386, 40733, 57178, 59777, 72772, 81466, 114356, 119554, 162932, 200123, 239108, 400246, 418439, 657547, 800492, 836878, 1315094, 1673756, 2630188, 4602829, 9205658, 18411316]

約数ペア:

[(1, 18411316), (2, 9205658), (4, 4602829), (7, 2630188), (11, 1673756), (14, 1315094), (22, 836878), (23, 800492), (28, 657547), (44, 418439), (46, 400246), (77, 239108), (92, 200123), (113, 162932), (154, 119554), (161, 114356), (226, 81466), (253, 72772), (308, 59777), (322, 57178), (452, 40733), (506, 36386), (529, 34804), (644, 28589), (791, 23276), (1012, 18193), (1058, 17402), (1243, 14812), (1582, 11638), (1771, 10396), (2116, 8701), (2486, 7406), (2599, 7084), (3164, 5819), (3542, 5198), (3703, 4972)]