20197936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{114761}}^1$

素因数の和:114780

約数の個数: 20

約数和(自身を含む): 42691464

約数和(自身を除く): 22493528

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 114761, 229522, 459044, 918088, 1262371, 1836176, 2524742, 5049484, 10098968, 20197936]

約数ペア:

[(1, 20197936), (2, 10098968), (4, 5049484), (8, 2524742), (11, 1836176), (16, 1262371), (22, 918088), (44, 459044), (88, 229522), (176, 114761)]