64389028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{39551}}^1$

素因数の和:39603

約数の個数: 24

約数和(自身を含む): 126249984

約数和(自身を除く): 61860956

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 39551, 79102, 158204, 435061, 870122, 1463387, 1740244, 2926774, 5853548, 16097257, 32194514, 64389028]

約数ペア:

[(1, 64389028), (2, 32194514), (4, 16097257), (11, 5853548), (22, 2926774), (37, 1740244), (44, 1463387), (74, 870122), (148, 435061), (407, 158204), (814, 79102), (1628, 39551)]