18139034

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 31078080

約数和(自身を除く): 12939046

約数列:

[1, 2, 17, 19, 34, 38, 43, 86, 323, 646, 653, 731, 817, 1306, 1462, 1634, 11101, 12407, 13889, 22202, 24814, 27778, 28079, 56158, 210919, 421838, 477343, 533501, 954686, 1067002, 9069517, 18139034]

約数ペア:

[(1, 18139034), (2, 9069517), (17, 1067002), (19, 954686), (34, 533501), (38, 477343), (43, 421838), (86, 210919), (323, 56158), (646, 28079), (653, 27778), (731, 24814), (817, 22202), (1306, 13889), (1462, 12407), (1634, 11101)]