18788188160

素因数分解:

$2^{16}\times 5^1\times 7^1\times {\mathrm{8191}}^1$

素因数の和:8235

約数の個数: 136

約数和(自身を含む): 51539214336

約数和(自身を除く): 32751026176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2048, 2240, 2560, 3584, 4096, 4480, 5120, 7168, 8191, 8192, 8960, 10240, 14336, 16382, 16384, 17920, 20480, 28672, 32764, 32768, 35840, 40955, 40960, 57337, 57344, 65528, 65536, 71680, 81910, 81920, 114674, 114688, 131056, 143360, 163820, 163840, 229348, 229376, 262112, 286685, 286720, 327640, 327680, 458696, 458752, 524224, 573370, 573440, 655280, 917392, 1048448, 1146740, 1146880, 1310560, 1834784, 2096896, 2293480, 2293760, 2621120, 3669568, 4193792, 4586960, 5242240, 7339136, 8387584, 9173920, 10484480, 14678272, 16775168, 18347840, 20968960, 29356544, 33550336, 36695680, 41937920, 58713088, 67100672, 73391360, 83875840, 117426176, 134201344, 146782720, 167751680, 234852352, 268402688, 293565440, 335503360, 469704704, 536805376, 587130880, 671006720, 939409408, 1174261760, 1342013440, 1878818816, 2348523520, 2684026880, 3757637632, 4697047040, 9394094080, 18788188160]

約数ペア:

[(1, 18788188160), (2, 9394094080), (4, 4697047040), (5, 3757637632), (7, 2684026880), (8, 2348523520), (10, 1878818816), (14, 1342013440), (16, 1174261760), (20, 939409408), (28, 671006720), (32, 587130880), (35, 536805376), (40, 469704704), (56, 335503360), (64, 293565440), (70, 268402688), (80, 234852352), (112, 167751680), (128, 146782720), (140, 134201344), (160, 117426176), (224, 83875840), (256, 73391360), (280, 67100672), (320, 58713088), (448, 41937920), (512, 36695680), (560, 33550336), (640, 29356544), (896, 20968960), (1024, 18347840), (1120, 16775168), (1280, 14678272), (1792, 10484480), (2048, 9173920), (2240, 8387584), (2560, 7339136), (3584, 5242240), (4096, 4586960), (4480, 4193792), (5120, 3669568), (7168, 2621120), (8191, 2293760), (8192, 2293480), (8960, 2096896), (10240, 1834784), (14336, 1310560), (16382, 1146880), (16384, 1146740), (17920, 1048448), (20480, 917392), (28672, 655280), (32764, 573440), (32768, 573370), (35840, 524224), (40955, 458752), (40960, 458696), (57337, 327680), (57344, 327640), (65528, 286720), (65536, 286685), (71680, 262112), (81910, 229376), (81920, 229348), (114674, 163840), (114688, 163820), (131056, 143360)]