19666472

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15269}}^1$

素因数の和:15305

約数の個数: 32

約数和(自身を含む): 43977600

約数和(自身を除く): 24311128

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15269, 30538, 61076, 106883, 122152, 213766, 351187, 427532, 702374, 855064, 1404748, 2458309, 2809496, 4916618, 9833236, 19666472]

約数ペア:

[(1, 19666472), (2, 9833236), (4, 4916618), (7, 2809496), (8, 2458309), (14, 1404748), (23, 855064), (28, 702374), (46, 427532), (56, 351187), (92, 213766), (161, 122152), (184, 106883), (322, 61076), (644, 30538), (1288, 15269)]