201513968

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{115547}}^1$

素因数の和:115664

約数の個数: 20

約数和(自身を含む): 394018680

約数和(自身を除く): 192504712

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 115547, 231094, 462188, 924376, 1848752, 12594623, 25189246, 50378492, 100756984, 201513968]

約数ペア:

[(1, 201513968), (2, 100756984), (4, 50378492), (8, 25189246), (16, 12594623), (109, 1848752), (218, 924376), (436, 462188), (872, 231094), (1744, 115547)]