18291616

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2207}}^1$

素因数の和:2261

約数の個数: 48

約数和(自身を含む): 42287616

約数和(自身を除く): 23996000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 2207, 4144, 4414, 8288, 8828, 15449, 17656, 30898, 35312, 61796, 70624, 81659, 123592, 163318, 247184, 326636, 494368, 571613, 653272, 1143226, 1306544, 2286452, 2613088, 4572904, 9145808, 18291616]

約数ペア:

[(1, 18291616), (2, 9145808), (4, 4572904), (7, 2613088), (8, 2286452), (14, 1306544), (16, 1143226), (28, 653272), (32, 571613), (37, 494368), (56, 326636), (74, 247184), (112, 163318), (148, 123592), (224, 81659), (259, 70624), (296, 61796), (518, 35312), (592, 30898), (1036, 17656), (1184, 15449), (2072, 8828), (2207, 8288), (4144, 4414)]