2021432816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9718427}}^1$

素因数の和:9718448

約数の個数: 20

約数和(自身を含む): 4217797752

約数和(自身を除く): 2196364936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9718427, 19436854, 38873708, 77747416, 126339551, 155494832, 252679102, 505358204, 1010716408, 2021432816]

約数ペア:

[(1, 2021432816), (2, 1010716408), (4, 505358204), (8, 252679102), (13, 155494832), (16, 126339551), (26, 77747416), (52, 38873708), (104, 19436854), (208, 9718427)]