18801772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11549}}^1$

素因数の和:11601

約数の個数: 24

約数和(自身を含む): 36867600

約数和(自身を除く): 18065828

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 11549, 23098, 46196, 127039, 254078, 427313, 508156, 854626, 1709252, 4700443, 9400886, 18801772]

約数ペア:

[(1, 18801772), (2, 9400886), (4, 4700443), (11, 1709252), (22, 854626), (37, 508156), (44, 427313), (74, 254078), (148, 127039), (407, 46196), (814, 23098), (1628, 11549)]