20123093768

素因数分解:

$2^3\times {\mathrm{21407}}^1\times {\mathrm{117503}}^1$

素因数の和:138916

約数の個数: 16

約数和(自身を含む): 37732884480

約数和(自身を除く): 17609790712

約数列:

[1, 2, 4, 8, 21407, 42814, 85628, 117503, 171256, 235006, 470012, 940024, 2515386721, 5030773442, 10061546884, 20123093768]

約数ペア:

[(1, 20123093768), (2, 10061546884), (4, 5030773442), (8, 2515386721), (21407, 940024), (42814, 470012), (85628, 235006), (117503, 171256)]