20863488

素因数分解:

$2^9\times 3^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 120

約数和(自身を含む): 60299712

約数和(自身を除く): 39436224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 47, 48, 51, 64, 68, 94, 96, 102, 128, 136, 141, 188, 192, 204, 256, 272, 282, 289, 376, 384, 408, 512, 544, 564, 578, 752, 768, 799, 816, 867, 1088, 1128, 1156, 1504, 1536, 1598, 1632, 1734, 2176, 2256, 2312, 2397, 3008, 3196, 3264, 3468, 4352, 4512, 4624, 4794, 6016, 6392, 6528, 6936, 8704, 9024, 9248, 9588, 12032, 12784, 13056, 13583, 13872, 18048, 18496, 19176, 24064, 25568, 26112, 27166, 27744, 36096, 36992, 38352, 40749, 51136, 54332, 55488, 72192, 73984, 76704, 81498, 102272, 108664, 110976, 147968, 153408, 162996, 204544, 217328, 221952, 306816, 325992, 409088, 434656, 443904, 613632, 651984, 869312, 1227264, 1303968, 1738624, 2607936, 3477248, 5215872, 6954496, 10431744, 20863488]

約数ペア:

[(1, 20863488), (2, 10431744), (3, 6954496), (4, 5215872), (6, 3477248), (8, 2607936), (12, 1738624), (16, 1303968), (17, 1227264), (24, 869312), (32, 651984), (34, 613632), (47, 443904), (48, 434656), (51, 409088), (64, 325992), (68, 306816), (94, 221952), (96, 217328), (102, 204544), (128, 162996), (136, 153408), (141, 147968), (188, 110976), (192, 108664), (204, 102272), (256, 81498), (272, 76704), (282, 73984), (289, 72192), (376, 55488), (384, 54332), (408, 51136), (512, 40749), (544, 38352), (564, 36992), (578, 36096), (752, 27744), (768, 27166), (799, 26112), (816, 25568), (867, 24064), (1088, 19176), (1128, 18496), (1156, 18048), (1504, 13872), (1536, 13583), (1598, 13056), (1632, 12784), (1734, 12032), (2176, 9588), (2256, 9248), (2312, 9024), (2397, 8704), (3008, 6936), (3196, 6528), (3264, 6392), (3468, 6016), (4352, 4794), (4512, 4624)]