19063205

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 29548800

約数和(自身を除く): 10485595

約数列:

[1, 5, 7, 17, 23, 35, 49, 85, 115, 119, 161, 199, 245, 391, 595, 805, 833, 995, 1127, 1393, 1955, 2737, 3383, 4165, 4577, 5635, 6965, 9751, 13685, 16915, 19159, 22885, 23681, 32039, 48755, 77809, 95795, 118405, 160195, 165767, 224273, 389045, 544663, 828835, 1121365, 2723315, 3812641, 19063205]

約数ペア:

[(1, 19063205), (5, 3812641), (7, 2723315), (17, 1121365), (23, 828835), (35, 544663), (49, 389045), (85, 224273), (115, 165767), (119, 160195), (161, 118405), (199, 95795), (245, 77809), (391, 48755), (595, 32039), (805, 23681), (833, 22885), (995, 19159), (1127, 16915), (1393, 13685), (1955, 9751), (2737, 6965), (3383, 5635), (4165, 4577)]