228818786

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20981}}^1$

素因数の和:21050

約数の個数: 32

約数和(自身を含む): 422997120

約数和(自身を除く): 194178334

約数列:

[1, 2, 7, 14, 19, 38, 41, 82, 133, 266, 287, 574, 779, 1558, 5453, 10906, 20981, 41962, 146867, 293734, 398639, 797278, 860221, 1720442, 2790473, 5580946, 6021547, 12043094, 16344199, 32688398, 114409393, 228818786]

約数ペア:

[(1, 228818786), (2, 114409393), (7, 32688398), (14, 16344199), (19, 12043094), (38, 6021547), (41, 5580946), (82, 2790473), (133, 1720442), (266, 860221), (287, 797278), (574, 398639), (779, 293734), (1558, 146867), (5453, 41962), (10906, 20981)]