20972602

素因数分解:

$2^1\times 7^1\times {\mathrm{1031}}^1\times {\mathrm{1453}}^1$

素因数の和:2493

約数の個数: 16

約数和(自身を含む): 36012672

約数和(自身を除く): 15040070

約数列:

[1, 2, 7, 14, 1031, 1453, 2062, 2906, 7217, 10171, 14434, 20342, 1498043, 2996086, 10486301, 20972602]

約数ペア:

[(1, 20972602), (2, 10486301), (7, 2996086), (14, 1498043), (1031, 20342), (1453, 14434), (2062, 10171), (2906, 7217)]