20905608

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{13001}}^1$

素因数の和:13077

約数の個数: 32

約数和(自身を含む): 53048160

約数和(自身を除く): 32142552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 13001, 26002, 39003, 52004, 78006, 104008, 156012, 312024, 871067, 1742134, 2613201, 3484268, 5226402, 6968536, 10452804, 20905608]

約数ペア:

[(1, 20905608), (2, 10452804), (3, 6968536), (4, 5226402), (6, 3484268), (8, 2613201), (12, 1742134), (24, 871067), (67, 312024), (134, 156012), (201, 104008), (268, 78006), (402, 52004), (536, 39003), (804, 26002), (1608, 13001)]