19793011

素因数分解:

$7^2\times {\mathrm{149}}^1\times {\mathrm{2711}}^1$

素因数の和:2874

約数の個数: 12

約数和(自身を含む): 23187600

約数和(自身を除く): 3394589

約数列:

[1, 7, 49, 149, 1043, 2711, 7301, 18977, 132839, 403939, 2827573, 19793011]

約数ペア:

[(1, 19793011), (7, 2827573), (49, 403939), (149, 132839), (1043, 18977), (2711, 7301)]