18727352

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2441}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 40439520

約数和(自身を除く): 21712168

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 2441, 3836, 4882, 7672, 9764, 17087, 19528, 34174, 68348, 136696, 334417, 668834, 1337668, 2340919, 2675336, 4681838, 9363676, 18727352]

約数ペア:

[(1, 18727352), (2, 9363676), (4, 4681838), (7, 2675336), (8, 2340919), (14, 1337668), (28, 668834), (56, 334417), (137, 136696), (274, 68348), (548, 34174), (959, 19528), (1096, 17087), (1918, 9764), (2441, 7672), (3836, 4882)]