16720392

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53591}}^1$

素因数の和:53613

約数の個数: 32

約数和(自身を含む): 45017280

約数和(自身を除く): 28296888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 53591, 107182, 160773, 214364, 321546, 428728, 643092, 696683, 1286184, 1393366, 2090049, 2786732, 4180098, 5573464, 8360196, 16720392]

約数ペア:

[(1, 16720392), (2, 8360196), (3, 5573464), (4, 4180098), (6, 2786732), (8, 2090049), (12, 1393366), (13, 1286184), (24, 696683), (26, 643092), (39, 428728), (52, 321546), (78, 214364), (104, 160773), (156, 107182), (312, 53591)]