11921780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{45853}}^1$

素因数の和:45875

約数の個数: 24

約数和(自身を含む): 26962152

約数和(自身を除く): 15040372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 45853, 91706, 183412, 229265, 458530, 596089, 917060, 1192178, 2384356, 2980445, 5960890, 11921780]

約数ペア:

[(1, 11921780), (2, 5960890), (4, 2980445), (5, 2384356), (10, 1192178), (13, 917060), (20, 596089), (26, 458530), (52, 229265), (65, 183412), (130, 91706), (260, 45853)]