19111148

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{7669}}^1$

素因数の和:7769

約数の個数: 24

約数和(自身を含む): 38656800

約数和(自身を除く): 19545652

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 7669, 15338, 30676, 53683, 107366, 214732, 682541, 1365082, 2730164, 4777787, 9555574, 19111148]

約数ペア:

[(1, 19111148), (2, 9555574), (4, 4777787), (7, 2730164), (14, 1365082), (28, 682541), (89, 214732), (178, 107366), (356, 53683), (623, 30676), (1246, 15338), (2492, 7669)]