20786634

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 49439520

約数和(自身を除く): 28652886

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 277, 379, 554, 758, 831, 1137, 1662, 2274, 2493, 3047, 3411, 4169, 4986, 6094, 6822, 8338, 9141, 12507, 18282, 25014, 27423, 37521, 54846, 75042, 104983, 209966, 314949, 629898, 944847, 1154813, 1889694, 2309626, 3464439, 6928878, 10393317, 20786634]

約数ペア:

[(1, 20786634), (2, 10393317), (3, 6928878), (6, 3464439), (9, 2309626), (11, 1889694), (18, 1154813), (22, 944847), (33, 629898), (66, 314949), (99, 209966), (198, 104983), (277, 75042), (379, 54846), (554, 37521), (758, 27423), (831, 25014), (1137, 18282), (1662, 12507), (2274, 9141), (2493, 8338), (3047, 6822), (3411, 6094), (4169, 4986)]