19962864

素因数分解:

$2^4\times 3^2\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1054

約数の個数: 60

約数和(自身を含む): 56287816

約数和(自身を除く): 36324952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 157, 314, 471, 628, 883, 942, 1256, 1413, 1766, 1884, 2512, 2649, 2826, 3532, 3768, 5298, 5652, 7064, 7536, 7947, 10596, 11304, 14128, 15894, 21192, 22608, 31788, 42384, 63576, 127152, 138631, 277262, 415893, 554524, 831786, 1109048, 1247679, 1663572, 2218096, 2495358, 3327144, 4990716, 6654288, 9981432, 19962864]

約数ペア:

[(1, 19962864), (2, 9981432), (3, 6654288), (4, 4990716), (6, 3327144), (8, 2495358), (9, 2218096), (12, 1663572), (16, 1247679), (18, 1109048), (24, 831786), (36, 554524), (48, 415893), (72, 277262), (144, 138631), (157, 127152), (314, 63576), (471, 42384), (628, 31788), (883, 22608), (942, 21192), (1256, 15894), (1413, 14128), (1766, 11304), (1884, 10596), (2512, 7947), (2649, 7536), (2826, 7064), (3532, 5652), (3768, 5298)]