2177864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 4509120

約数和(自身を除く): 2331256

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 487, 559, 974, 1118, 1948, 2236, 3896, 4472, 6331, 12662, 20941, 25324, 41882, 50648, 83764, 167528, 272233, 544466, 1088932, 2177864]

約数ペア:

[(1, 2177864), (2, 1088932), (4, 544466), (8, 272233), (13, 167528), (26, 83764), (43, 50648), (52, 41882), (86, 25324), (104, 20941), (172, 12662), (344, 6331), (487, 4472), (559, 3896), (974, 2236), (1118, 1948)]