18856844

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1091}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 34398000

約数和(自身を除く): 15541156

約数列:

[1, 2, 4, 29, 58, 116, 149, 298, 596, 1091, 2182, 4321, 4364, 8642, 17284, 31639, 63278, 126556, 162559, 325118, 650236, 4714211, 9428422, 18856844]

約数ペア:

[(1, 18856844), (2, 9428422), (4, 4714211), (29, 650236), (58, 325118), (116, 162559), (149, 126556), (298, 63278), (596, 31639), (1091, 17284), (2182, 8642), (4321, 4364)]