20154932

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4831}}^1$

素因数の和:4991

約数の個数: 24

約数和(自身を含む): 40588800

約数和(自身を除く): 20433868

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4831, 9662, 19324, 33817, 67634, 135268, 719819, 1439638, 2879276, 5038733, 10077466, 20154932]

約数ペア:

[(1, 20154932), (2, 10077466), (4, 5038733), (7, 2879276), (14, 1439638), (28, 719819), (149, 135268), (298, 67634), (596, 33817), (1043, 19324), (2086, 9662), (4172, 4831)]