19288144

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{16979}}^1$

素因数の和:17058

約数の個数: 20

約数和(自身を含む): 37899360

約数和(自身を除く): 18611216

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 16979, 33958, 67916, 135832, 271664, 1205509, 2411018, 4822036, 9644072, 19288144]

約数ペア:

[(1, 19288144), (2, 9644072), (4, 4822036), (8, 2411018), (16, 1205509), (71, 271664), (142, 135832), (284, 67916), (568, 33958), (1136, 16979)]