18027484

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 32356800

約数和(自身を除く): 14329316

約数列:

[1, 2, 4, 79, 89, 158, 178, 316, 356, 641, 1282, 2564, 7031, 14062, 28124, 50639, 57049, 101278, 114098, 202556, 228196, 4506871, 9013742, 18027484]

約数ペア:

[(1, 18027484), (2, 9013742), (4, 4506871), (79, 228196), (89, 202556), (158, 114098), (178, 101278), (316, 57049), (356, 50639), (641, 28124), (1282, 14062), (2564, 7031)]