20712762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{164387}}^1$

素因数の和:164402

約数の個数: 24

約数和(自身を含む): 51289056

約数和(自身を除く): 30576294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 164387, 328774, 493161, 986322, 1150709, 1479483, 2301418, 2958966, 3452127, 6904254, 10356381, 20712762]

約数ペア:

[(1, 20712762), (2, 10356381), (3, 6904254), (6, 3452127), (7, 2958966), (9, 2301418), (14, 1479483), (18, 1150709), (21, 986322), (42, 493161), (63, 328774), (126, 164387)]