19042808

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 36851760

約数和(自身を除く): 17808952

約数列:

[1, 2, 4, 8, 43, 86, 172, 197, 281, 344, 394, 562, 788, 1124, 1576, 2248, 8471, 12083, 16942, 24166, 33884, 48332, 55357, 67768, 96664, 110714, 221428, 442856, 2380351, 4760702, 9521404, 19042808]

約数ペア:

[(1, 19042808), (2, 9521404), (4, 4760702), (8, 2380351), (43, 442856), (86, 221428), (172, 110714), (197, 96664), (281, 67768), (344, 55357), (394, 48332), (562, 33884), (788, 24166), (1124, 16942), (1576, 12083), (2248, 8471)]