18804636

素因数分解:

$2^2\times 3^4\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:600

約数の個数: 60

約数和(自身を含む): 49654528

約数和(自身を除く): 30849892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 127, 162, 254, 324, 381, 457, 508, 762, 914, 1143, 1371, 1524, 1828, 2286, 2742, 3429, 4113, 4572, 5484, 6858, 8226, 10287, 12339, 13716, 16452, 20574, 24678, 37017, 41148, 49356, 58039, 74034, 116078, 148068, 174117, 232156, 348234, 522351, 696468, 1044702, 1567053, 2089404, 3134106, 4701159, 6268212, 9402318, 18804636]

約数ペア:

[(1, 18804636), (2, 9402318), (3, 6268212), (4, 4701159), (6, 3134106), (9, 2089404), (12, 1567053), (18, 1044702), (27, 696468), (36, 522351), (54, 348234), (81, 232156), (108, 174117), (127, 148068), (162, 116078), (254, 74034), (324, 58039), (381, 49356), (457, 41148), (508, 37017), (762, 24678), (914, 20574), (1143, 16452), (1371, 13716), (1524, 12339), (1828, 10287), (2286, 8226), (2742, 6858), (3429, 5484), (4113, 4572)]