2149883986

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{221227}}^1$

素因数の和:221385

約数の個数: 16

約数和(自身を含む): 3329038944

約数和(自身を除く): 1179154958

約数列:

[1, 2, 43, 86, 113, 226, 4859, 9718, 221227, 442454, 9512761, 19025522, 24998651, 49997302, 1074941993, 2149883986]

約数ペア:

[(1, 2149883986), (2, 1074941993), (43, 49997302), (86, 24998651), (113, 19025522), (226, 9512761), (4859, 442454), (9718, 221227)]