18890136

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 54054000

約数和(自身を除く): 35163864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 83, 87, 109, 116, 166, 174, 218, 232, 249, 261, 327, 332, 348, 436, 498, 522, 654, 664, 696, 747, 872, 981, 996, 1044, 1308, 1494, 1962, 1992, 2088, 2407, 2616, 2988, 3161, 3924, 4814, 5976, 6322, 7221, 7848, 9047, 9483, 9628, 12644, 14442, 18094, 18966, 19256, 21663, 25288, 27141, 28449, 28884, 36188, 37932, 43326, 54282, 56898, 57768, 72376, 75864, 81423, 86652, 108564, 113796, 162846, 173304, 217128, 227592, 262363, 325692, 524726, 651384, 787089, 1049452, 1574178, 2098904, 2361267, 3148356, 4722534, 6296712, 9445068, 18890136]

約数ペア:

[(1, 18890136), (2, 9445068), (3, 6296712), (4, 4722534), (6, 3148356), (8, 2361267), (9, 2098904), (12, 1574178), (18, 1049452), (24, 787089), (29, 651384), (36, 524726), (58, 325692), (72, 262363), (83, 227592), (87, 217128), (109, 173304), (116, 162846), (166, 113796), (174, 108564), (218, 86652), (232, 81423), (249, 75864), (261, 72376), (327, 57768), (332, 56898), (348, 54282), (436, 43326), (498, 37932), (522, 36188), (654, 28884), (664, 28449), (696, 27141), (747, 25288), (872, 21663), (981, 19256), (996, 18966), (1044, 18094), (1308, 14442), (1494, 12644), (1962, 9628), (1992, 9483), (2088, 9047), (2407, 7848), (2616, 7221), (2988, 6322), (3161, 5976), (3924, 4814)]