20974536

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 63011520

約数和(自身を除く): 42036984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 71, 72, 88, 99, 132, 142, 198, 213, 264, 284, 373, 396, 426, 568, 639, 746, 781, 792, 852, 1119, 1278, 1492, 1562, 1704, 2238, 2343, 2556, 2984, 3124, 3357, 4103, 4476, 4686, 5112, 6248, 6714, 7029, 8206, 8952, 9372, 12309, 13428, 14058, 16412, 18744, 24618, 26483, 26856, 28116, 32824, 36927, 49236, 52966, 56232, 73854, 79449, 98472, 105932, 147708, 158898, 211864, 238347, 291313, 295416, 317796, 476694, 582626, 635592, 873939, 953388, 1165252, 1747878, 1906776, 2330504, 2621817, 3495756, 5243634, 6991512, 10487268, 20974536]

約数ペア:

[(1, 20974536), (2, 10487268), (3, 6991512), (4, 5243634), (6, 3495756), (8, 2621817), (9, 2330504), (11, 1906776), (12, 1747878), (18, 1165252), (22, 953388), (24, 873939), (33, 635592), (36, 582626), (44, 476694), (66, 317796), (71, 295416), (72, 291313), (88, 238347), (99, 211864), (132, 158898), (142, 147708), (198, 105932), (213, 98472), (264, 79449), (284, 73854), (373, 56232), (396, 52966), (426, 49236), (568, 36927), (639, 32824), (746, 28116), (781, 26856), (792, 26483), (852, 24618), (1119, 18744), (1278, 16412), (1492, 14058), (1562, 13428), (1704, 12309), (2238, 9372), (2343, 8952), (2556, 8206), (2984, 7029), (3124, 6714), (3357, 6248), (4103, 5112), (4476, 4686)]