19711536

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1074

約数の個数: 80

約数和(自身を含む): 56663040

約数和(自身を除く): 36951504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1019, 1209, 1488, 1612, 2038, 2418, 3057, 3224, 4076, 4836, 6114, 6448, 8152, 9672, 12228, 13247, 16304, 19344, 24456, 26494, 31589, 39741, 48912, 52988, 63178, 79482, 94767, 105976, 126356, 158964, 189534, 211952, 252712, 317928, 379068, 410657, 505424, 635856, 758136, 821314, 1231971, 1516272, 1642628, 2463942, 3285256, 4927884, 6570512, 9855768, 19711536]

約数ペア:

[(1, 19711536), (2, 9855768), (3, 6570512), (4, 4927884), (6, 3285256), (8, 2463942), (12, 1642628), (13, 1516272), (16, 1231971), (24, 821314), (26, 758136), (31, 635856), (39, 505424), (48, 410657), (52, 379068), (62, 317928), (78, 252712), (93, 211952), (104, 189534), (124, 158964), (156, 126356), (186, 105976), (208, 94767), (248, 79482), (312, 63178), (372, 52988), (403, 48912), (496, 39741), (624, 31589), (744, 26494), (806, 24456), (1019, 19344), (1209, 16304), (1488, 13247), (1612, 12228), (2038, 9672), (2418, 8152), (3057, 6448), (3224, 6114), (4076, 4836)]