18611088

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 50282496

約数和(自身を除く): 31671408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 71, 86, 127, 129, 142, 172, 213, 254, 258, 284, 344, 381, 426, 508, 516, 568, 688, 762, 852, 1016, 1032, 1136, 1524, 1704, 2032, 2064, 3048, 3053, 3408, 5461, 6096, 6106, 9017, 9159, 10922, 12212, 16383, 18034, 18318, 21844, 24424, 27051, 32766, 36068, 36636, 43688, 48848, 54102, 65532, 72136, 73272, 87376, 108204, 131064, 144272, 146544, 216408, 262128, 387731, 432816, 775462, 1163193, 1550924, 2326386, 3101848, 4652772, 6203696, 9305544, 18611088]

約数ペア:

[(1, 18611088), (2, 9305544), (3, 6203696), (4, 4652772), (6, 3101848), (8, 2326386), (12, 1550924), (16, 1163193), (24, 775462), (43, 432816), (48, 387731), (71, 262128), (86, 216408), (127, 146544), (129, 144272), (142, 131064), (172, 108204), (213, 87376), (254, 73272), (258, 72136), (284, 65532), (344, 54102), (381, 48848), (426, 43688), (508, 36636), (516, 36068), (568, 32766), (688, 27051), (762, 24424), (852, 21844), (1016, 18318), (1032, 18034), (1136, 16383), (1524, 12212), (1704, 10922), (2032, 9159), (2064, 9017), (3048, 6106), (3053, 6096), (3408, 5461)]