20498399232

素因数分解:

$2^{14}\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5279}}^1$

素因数の和:5389

約数の個数: 120

約数和(自身を含む): 55363123200

約数和(自身を除く): 34864723968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 79, 96, 128, 158, 192, 237, 256, 316, 384, 474, 512, 632, 768, 948, 1024, 1264, 1536, 1896, 2048, 2528, 3072, 3792, 4096, 5056, 5279, 6144, 7584, 8192, 10112, 10558, 12288, 15168, 15837, 16384, 20224, 21116, 24576, 30336, 31674, 40448, 42232, 49152, 60672, 63348, 80896, 84464, 121344, 126696, 161792, 168928, 242688, 253392, 323584, 337856, 417041, 485376, 506784, 647168, 675712, 834082, 970752, 1013568, 1251123, 1294336, 1351424, 1668164, 1941504, 2027136, 2502246, 2702848, 3336328, 3883008, 4054272, 5004492, 5405696, 6672656, 8108544, 10008984, 10811392, 13345312, 16217088, 20017968, 21622784, 26690624, 32434176, 40035936, 43245568, 53381248, 64868352, 80071872, 86491136, 106762496, 129736704, 160143744, 213524992, 259473408, 320287488, 427049984, 640574976, 854099968, 1281149952, 1708199936, 2562299904, 3416399872, 5124599808, 6832799744, 10249199616, 20498399232]

約数ペア:

[(1, 20498399232), (2, 10249199616), (3, 6832799744), (4, 5124599808), (6, 3416399872), (8, 2562299904), (12, 1708199936), (16, 1281149952), (24, 854099968), (32, 640574976), (48, 427049984), (64, 320287488), (79, 259473408), (96, 213524992), (128, 160143744), (158, 129736704), (192, 106762496), (237, 86491136), (256, 80071872), (316, 64868352), (384, 53381248), (474, 43245568), (512, 40035936), (632, 32434176), (768, 26690624), (948, 21622784), (1024, 20017968), (1264, 16217088), (1536, 13345312), (1896, 10811392), (2048, 10008984), (2528, 8108544), (3072, 6672656), (3792, 5405696), (4096, 5004492), (5056, 4054272), (5279, 3883008), (6144, 3336328), (7584, 2702848), (8192, 2502246), (10112, 2027136), (10558, 1941504), (12288, 1668164), (15168, 1351424), (15837, 1294336), (16384, 1251123), (20224, 1013568), (21116, 970752), (24576, 834082), (30336, 675712), (31674, 647168), (40448, 506784), (42232, 485376), (49152, 417041), (60672, 337856), (63348, 323584), (80896, 253392), (84464, 242688), (121344, 168928), (126696, 161792)]