18139136

素因数分解:

$2^{11}\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 38476620

約数和(自身を除く): 20337484

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 521, 544, 1024, 1042, 1088, 2048, 2084, 2176, 4168, 4352, 8336, 8704, 8857, 16672, 17408, 17714, 33344, 34816, 35428, 66688, 70856, 133376, 141712, 266752, 283424, 533504, 566848, 1067008, 1133696, 2267392, 4534784, 9069568, 18139136]

約数ペア:

[(1, 18139136), (2, 9069568), (4, 4534784), (8, 2267392), (16, 1133696), (17, 1067008), (32, 566848), (34, 533504), (64, 283424), (68, 266752), (128, 141712), (136, 133376), (256, 70856), (272, 66688), (512, 35428), (521, 34816), (544, 33344), (1024, 17714), (1042, 17408), (1088, 16672), (2048, 8857), (2084, 8704), (2176, 8336), (4168, 4352)]