19944892808

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{121633}}^1$

素因数の和:121941

約数の個数: 32

約数和(自身を含む): 37949808000

約数和(自身を除く): 18004915192

約数列:

[1, 2, 4, 8, 103, 199, 206, 398, 412, 796, 824, 1592, 20497, 40994, 81988, 121633, 163976, 243266, 486532, 973064, 12528199, 24204967, 25056398, 48409934, 50112796, 96819868, 100225592, 193639736, 2493111601, 4986223202, 9972446404, 19944892808]

約数ペア:

[(1, 19944892808), (2, 9972446404), (4, 4986223202), (8, 2493111601), (103, 193639736), (199, 100225592), (206, 96819868), (398, 50112796), (412, 48409934), (796, 25056398), (824, 24204967), (1592, 12528199), (20497, 973064), (40994, 486532), (81988, 243266), (121633, 163976)]