19659744

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 144

約数和(自身を含む): 61916400

約数和(自身を除く): 42256656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 59, 72, 78, 89, 96, 104, 117, 118, 144, 156, 177, 178, 208, 234, 236, 267, 288, 312, 354, 356, 416, 468, 472, 531, 534, 624, 708, 712, 767, 801, 936, 944, 1062, 1068, 1157, 1248, 1416, 1424, 1534, 1602, 1872, 1888, 2124, 2136, 2301, 2314, 2832, 2848, 3068, 3204, 3471, 3744, 4248, 4272, 4602, 4628, 5251, 5664, 6136, 6408, 6903, 6942, 8496, 8544, 9204, 9256, 10413, 10502, 12272, 12816, 13806, 13884, 15753, 16992, 18408, 18512, 20826, 21004, 24544, 25632, 27612, 27768, 31506, 36816, 37024, 41652, 42008, 47259, 55224, 55536, 63012, 68263, 73632, 83304, 84016, 94518, 110448, 111072, 126024, 136526, 166608, 168032, 189036, 204789, 220896, 252048, 273052, 333216, 378072, 409578, 504096, 546104, 614367, 756144, 819156, 1092208, 1228734, 1512288, 1638312, 2184416, 2457468, 3276624, 4914936, 6553248, 9829872, 19659744]

約数ペア:

[(1, 19659744), (2, 9829872), (3, 6553248), (4, 4914936), (6, 3276624), (8, 2457468), (9, 2184416), (12, 1638312), (13, 1512288), (16, 1228734), (18, 1092208), (24, 819156), (26, 756144), (32, 614367), (36, 546104), (39, 504096), (48, 409578), (52, 378072), (59, 333216), (72, 273052), (78, 252048), (89, 220896), (96, 204789), (104, 189036), (117, 168032), (118, 166608), (144, 136526), (156, 126024), (177, 111072), (178, 110448), (208, 94518), (234, 84016), (236, 83304), (267, 73632), (288, 68263), (312, 63012), (354, 55536), (356, 55224), (416, 47259), (468, 42008), (472, 41652), (531, 37024), (534, 36816), (624, 31506), (708, 27768), (712, 27612), (767, 25632), (801, 24544), (936, 21004), (944, 20826), (1062, 18512), (1068, 18408), (1157, 16992), (1248, 15753), (1416, 13884), (1424, 13806), (1534, 12816), (1602, 12272), (1872, 10502), (1888, 10413), (2124, 9256), (2136, 9204), (2301, 8544), (2314, 8496), (2832, 6942), (2848, 6903), (3068, 6408), (3204, 6136), (3471, 5664), (3744, 5251), (4248, 4628), (4272, 4602)]