19392380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{138517}}^1$

素因数の和:138533

約数の個数: 24

約数和(自身を含む): 46542048

約数和(自身を除く): 27149668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 138517, 277034, 554068, 692585, 969619, 1385170, 1939238, 2770340, 3878476, 4848095, 9696190, 19392380]

約数ペア:

[(1, 19392380), (2, 9696190), (4, 4848095), (5, 3878476), (7, 2770340), (10, 1939238), (14, 1385170), (20, 969619), (28, 692585), (35, 554068), (70, 277034), (140, 138517)]