19729624

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{36809}}^1$

素因数の和:36882

約数の個数: 16

約数和(自身を含む): 37546200

約数和(自身を除く): 17816576

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 36809, 73618, 147236, 294472, 2466203, 4932406, 9864812, 19729624]

約数ペア:

[(1, 19729624), (2, 9864812), (4, 4932406), (8, 2466203), (67, 294472), (134, 147236), (268, 73618), (536, 36809)]