20892878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{6779}}^1$

素因数の和:6871

約数の個数: 16

約数和(自身を含む): 33194880

約数和(自身を除く): 12302002

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 6779, 13558, 155917, 311834, 454193, 908386, 10446439, 20892878]

約数ペア:

[(1, 20892878), (2, 10446439), (23, 908386), (46, 454193), (67, 311834), (134, 155917), (1541, 13558), (3082, 6779)]