2018889327

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{55603}}^1$

素因数の和:55652

約数の個数: 48

約数和(自身を含む): 3549759360

約数和(自身を除く): 1530870033

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 399, 637, 741, 931, 1729, 1911, 2793, 5187, 12103, 36309, 55603, 166809, 389221, 722839, 1056457, 1167663, 2168517, 2724547, 3169371, 5059873, 7395199, 8173641, 13733941, 15179619, 22185597, 35419111, 41201823, 51766393, 96137587, 106257333, 155299179, 288412761, 672963109, 2018889327]

約数ペア:

[(1, 2018889327), (3, 672963109), (7, 288412761), (13, 155299179), (19, 106257333), (21, 96137587), (39, 51766393), (49, 41201823), (57, 35419111), (91, 22185597), (133, 15179619), (147, 13733941), (247, 8173641), (273, 7395199), (399, 5059873), (637, 3169371), (741, 2724547), (931, 2168517), (1729, 1167663), (1911, 1056457), (2793, 722839), (5187, 389221), (12103, 166809), (36309, 55603)]