22019660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{84691}}^1$

素因数の和:84713

約数の個数: 24

約数和(自身を含む): 49798896

約数和(自身を除く): 27779236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 84691, 169382, 338764, 423455, 846910, 1100983, 1693820, 2201966, 4403932, 5504915, 11009830, 22019660]

約数ペア:

[(1, 22019660), (2, 11009830), (4, 5504915), (5, 4403932), (10, 2201966), (13, 1693820), (20, 1100983), (26, 846910), (52, 423455), (65, 338764), (130, 169382), (260, 84691)]