20398752

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 65100672

約数和(自身を除く): 44701920

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 47, 48, 66, 72, 88, 94, 96, 99, 132, 137, 141, 144, 176, 188, 198, 264, 274, 282, 288, 352, 376, 396, 411, 423, 517, 528, 548, 564, 752, 792, 822, 846, 1034, 1056, 1096, 1128, 1233, 1504, 1507, 1551, 1584, 1644, 1692, 2068, 2192, 2256, 2466, 3014, 3102, 3168, 3288, 3384, 4136, 4384, 4512, 4521, 4653, 4932, 6028, 6204, 6439, 6576, 6768, 8272, 9042, 9306, 9864, 12056, 12408, 12878, 13152, 13536, 13563, 16544, 18084, 18612, 19317, 19728, 24112, 24816, 25756, 27126, 36168, 37224, 38634, 39456, 48224, 49632, 51512, 54252, 57951, 70829, 72336, 74448, 77268, 103024, 108504, 115902, 141658, 144672, 148896, 154536, 206048, 212487, 217008, 231804, 283316, 309072, 424974, 434016, 463608, 566632, 618144, 637461, 849948, 927216, 1133264, 1274922, 1699896, 1854432, 2266528, 2549844, 3399792, 5099688, 6799584, 10199376, 20398752]

約数ペア:

[(1, 20398752), (2, 10199376), (3, 6799584), (4, 5099688), (6, 3399792), (8, 2549844), (9, 2266528), (11, 1854432), (12, 1699896), (16, 1274922), (18, 1133264), (22, 927216), (24, 849948), (32, 637461), (33, 618144), (36, 566632), (44, 463608), (47, 434016), (48, 424974), (66, 309072), (72, 283316), (88, 231804), (94, 217008), (96, 212487), (99, 206048), (132, 154536), (137, 148896), (141, 144672), (144, 141658), (176, 115902), (188, 108504), (198, 103024), (264, 77268), (274, 74448), (282, 72336), (288, 70829), (352, 57951), (376, 54252), (396, 51512), (411, 49632), (423, 48224), (517, 39456), (528, 38634), (548, 37224), (564, 36168), (752, 27126), (792, 25756), (822, 24816), (846, 24112), (1034, 19728), (1056, 19317), (1096, 18612), (1128, 18084), (1233, 16544), (1504, 13563), (1507, 13536), (1551, 13152), (1584, 12878), (1644, 12408), (1692, 12056), (2068, 9864), (2192, 9306), (2256, 9042), (2466, 8272), (3014, 6768), (3102, 6576), (3168, 6439), (3288, 6204), (3384, 6028), (4136, 4932), (4384, 4653), (4512, 4521)]