19728506

素因数分解:

$2^1\times 7^1\times {\mathrm{773}}^1\times {\mathrm{1823}}^1$

素因数の和:2605

約数の個数: 16

約数和(自身を含む): 33882624

約数和(自身を除く): 14154118

約数列:

[1, 2, 7, 14, 773, 1546, 1823, 3646, 5411, 10822, 12761, 25522, 1409179, 2818358, 9864253, 19728506]

約数ペア:

[(1, 19728506), (2, 9864253), (7, 2818358), (14, 1409179), (773, 25522), (1546, 12761), (1823, 10822), (3646, 5411)]