19193629

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 26369280

約数和(自身を除く): 7175651

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 221, 247, 323, 653, 1547, 1729, 2261, 4199, 4571, 8489, 11101, 12407, 29393, 59423, 77707, 86849, 144313, 161291, 210919, 1010191, 1129037, 1476433, 2741947, 19193629]

約数ペア:

[(1, 19193629), (7, 2741947), (13, 1476433), (17, 1129037), (19, 1010191), (91, 210919), (119, 161291), (133, 144313), (221, 86849), (247, 77707), (323, 59423), (653, 29393), (1547, 12407), (1729, 11101), (2261, 8489), (4199, 4571)]